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    • 1. 发明授权
    • Apparatus and program for update of time stamp
    • 用于更新时间戳的装置和程序
    • US07975145B2
    • 2011-07-05
    • US11586546
    • 2006-10-26
    • Tomonari Tanaka
    • Tomonari Tanaka
    • H04L9/00
    • H04L9/3268H04L9/3297
    • A time stamp updating apparatus includes: a time stamp obtaining unit configured to transmit hash value calculated from certification target data to an apparatus for time stamp authority when certification target data is input, to receive time stamp data from the apparatus for time stamp authority, to relate the received time stamp data to certification target data, and stored them in an evidence data storage unit; and a time stamp verification unit configured to calculate logical OR of a validity period of the time stamp data related to certification target data, and to output a period that can go back from time of verification as a period when the certification target data can be certified.
    • 时间戳更新装置包括:时间戳获取单元,被配置为当输入认证目标数据时将从认证目标数据计算出的哈希值发送给时间戳权限的装置,以从时间戳权限的装置接收时间戳数据, 将接收到的时间戳数据与认证目标数据相关联,并将其存储在证据数据存储单元中; 以及时间戳验证单元,其被配置为计算与认证目标数据相关的时间戳数据的有效期的逻辑或从验证时返回的期间作为认证对象数据可以被认证的期间 。
    • 2. 发明申请
    • Vacuum exhaust apparatus and drive method of vacuum exhaust apparatus
    • 真空排气装置及真空排气装置的驱动方法
    • US20080145238A1
    • 2008-06-19
    • US12070265
    • 2008-02-15
    • Kouji ShibayamaYuuichi YamashitaMitsuru YahagiTakahiko TashimaJunichi AikawaTomonari TanakaYukio KankeYuuji Fukaura
    • Kouji ShibayamaYuuichi YamashitaMitsuru YahagiTakahiko TashimaJunichi AikawaTomonari TanakaYukio KankeYuuji Fukaura
    • F04B49/00F01C1/24F04C2/24
    • F04C23/001F04C2220/12F16K15/042
    • Pairs of rotors (R1, R2, R3, R4, R5 and R6) driven rotationally by a motor (22) are disposed in the body (21) of a main pump (20) comprising a multistage Roots dry vacuum pump. A suction opening (23) communicating with the rotor chamber of the rotor R1 is provided in the upper wall portion at the left end of the body (21). A delivery section (24) communicating with the delivery side of the rotor chamber of rotor R6 on the final stage is coupled to an exhaust pipe (25) and is provided with a silencer (26) and further coupled to a check valve (28) through a pipe (27). The check valve (28) has its forward direction toward the atmospheric side. The delivery section (24), or a delivery section (24′) at the side intermediate stage, is coupled to an auxiliary pump (30) having an exhaust capacity smaller than that of the main pump (20). When the motor (22) is driven, gas exhausted through rotation of the rotors (R1-R6) is carried sequentially to the downstream side from the rotor chambers and a vacuum processing chamber coupled to the suction opening (23) is exhausted. The delivery section (24) on the final stage is exhausted by driving the auxiliary pump (30), and the pressure is reduced. Consequently, the burden of the exhaust action on the rotor (R6) on the final stage or the rotor (R5) on the intermediate stage is lessened, and the power consumption of the motor (22) can be reduced significantly as compared with the prior art.
    • 成对的转子(R 1,R 2,R 2,R 3,R 4,R 5, 由主电动机22旋转地驱动的电动机和/或副电动机)设置在包括多级罗茨干式真空泵的主泵(20)的主体(21)中。 在主体(21)的左端部的上壁部设置有与转子R 1 1的转子室连通的吸入口(23)。 与最终级上的转子R 6C的转子室的输送侧连通的输送部分(24)联接到排气管(25),并且设置有消声器(26),并且进一步 通过管道(27)联接到止回阀(28)。 止回阀(28)具有朝向大气侧的向前方向。 输送部分(24)或侧中间段的输送部分(24')联接到排气容量小于主泵(20)的排放能力的辅助泵(30)。 当电动机(22)被驱动时,通过转子(R SUB1〜6S)的旋转排出的气体顺序地从转子室输送到下游侧,并且 联接到吸入口(23)的真空处理室被排出。 通过驱动辅助泵(30)将最终级上的输送部分(24)排出,压力降低。 因此,中间级上的末级或转子(R 5 S 5)上的转子(R 6 S)的排气作用的负担减轻,并且功率 与现有技术相比,马达(22)的消耗可以显着降低。
    • 4. 发明授权
    • Multi-stage dry pump
    • 多级干式泵
    • US08662869B2
    • 2014-03-04
    • US12742654
    • 2008-11-12
    • Toshio SuzukiTomonari Tanaka
    • Toshio SuzukiTomonari Tanaka
    • F01C1/30F03C2/00
    • F04C23/001F01C21/02F04C18/126F04C28/02F04C2240/52
    • A multi-stage dry pump includes: a plurality of pump chambers each including a cylinder and a rotor housed in the cylinder; a first rotor shaft that is a rotation shaft of the rotors; a fixed bearing that rotatably supports the first rotor shaft and restricts a movement thereof along an axis direction of the first rotor shaft; and a free bearing that rotatably supports the first rotor shaft and permits a movement thereof along the axis direction of the first rotor shaft; wherein: the plurality of pump chambers is disposed between the fixed bearing and the free bearing; and a first pump chamber of the plurality of pump chambers which has a lower pressure and on the aspiration side is placed in proximity to the fixed bearing.
    • 多级干式泵包括:多个泵室,每个泵室包括容纳在气缸中的气缸和转子; 作为转子的旋转轴的第一转子轴; 固定轴承,其可旋转地支撑所述第一转子轴并限制其沿着所述第一转子轴的轴线方向的运动; 以及自由轴承,其可旋转地支撑所述第一转子轴并允许其沿着所述第一转子轴的轴线方向的移动; 其中:所述多个泵室设置在所述固定轴承和所述自由轴承之间; 并且具有较低压力并且在抽吸侧的多个泵室的第一泵室放置在固定轴承附近。
    • 5. 发明申请
    • Apparatus and program for update of time stamp
    • 用于更新时间戳的装置和程序
    • US20070106912A1
    • 2007-05-10
    • US11586546
    • 2006-10-26
    • Tomonari Tanaka
    • Tomonari Tanaka
    • H04L9/00G06F12/14H04L9/32G06F11/30
    • H04L9/3268H04L9/3297
    • A time stamp updating apparatus includes: a time stamp obtaining unit configured to transmit hash value calculated from certification target data to an apparatus for time stamp authority when certification target data is input, to receive time stamp data from the apparatus for time stamp authority, to relate the received time stamp data to certification target data, and stored them in an evidence data storage unit; and a time stamp verification unit configured to calculate logical OR of a validity period of the time stamp data related to certification target data, and to output a period that can go back from time of verification as a period when the certification target data can be certified.
    • 时间戳更新装置包括:时间戳获取单元,被配置为当输入认证目标数据时将从认证目标数据计算出的哈希值发送给时间戳权限的装置,以从时间戳权限的装置接收时间戳数据, 将接收到的时间戳数据与认证目标数据相关联,并将其存储在证据数据存储单元中; 以及时间戳验证单元,其被配置为计算与认证目标数据相关的时间戳数据的有效期的逻辑或从验证时返回的期间作为认证对象数据可以被认证的期间 。
    • 7. 发明授权
    • Secret information management apparatus and secret information management system
    • 秘密信息管理机构和秘密信息管理系统
    • US07873168B2
    • 2011-01-18
    • US11907680
    • 2007-10-16
    • Masamichi TateokaTomonari Tanaka
    • Masamichi TateokaTomonari Tanaka
    • H04L9/08H04L9/00
    • H04L9/085
    • In a secret information management system, a secret information management apparatus comprises a secret distribution unit which secretly distributes a data key k using a (k, n) threshold secret sharing scheme and creates n distributed keys B1, B2, . . . , Bn in the decryption of data D input from a user terminal, an encryption unit which creates n encrypted distributed keys EP1(B1), EP2(B2), . . . , EPn(Bn) using n distributed manager public keys P1, P2, . . . , Pn, and an encrypted data storage unit which stores encrypted data EK(D), an encrypted data key EPx(K) and the n encrypted distributed keys in association with each other.
    • 在秘密信息管理系统中,秘密信息管理装置包括使用(k,n)阈值秘密共享方案秘密地分发数据密钥k并且生成n个分布密钥B1,B2的秘密分发单元。 。 。 ,Bn在从用户终端输入的数据D的解密中,创建n个加密分布密钥EP1(B1),EP2(B2)的加密单元。 。 。 ,EPn(Bn),使用n个分布式管理员公钥P1,P2,。 。 。 ,Pn和加密数据存储单元,其相互关联地存储加密数据EK(D),加密数据密钥EPx(K)和n个加密分布密钥。
    • 8. 发明申请
    • MULTI-STAGE DRY PUMP
    • 多级干泵
    • US20100266433A1
    • 2010-10-21
    • US12742654
    • 2008-11-12
    • Toshio SuzukiTomonari Tanaka
    • Toshio SuzukiTomonari Tanaka
    • F04C23/00F04C18/18
    • F04C23/001F01C21/02F04C18/126F04C28/02F04C2240/52
    • A multi-stage dry pump includes: a plurality of pump chambers each including a cylinder and a rotor housed in the cylinder; a first rotor shaft that is a rotation shaft of the rotors; a fixed bearing that rotatably supports the first rotor shaft and restricts a movement thereof along an axis direction of the first rotor shaft; and a free bearing that rotatably supports the first rotor shaft and permits a movement thereof along the axis direction of the first rotor shaft; wherein: the plurality of pump chambers is disposed between the fixed bearing and the free bearing; and a first pump chamber of the plurality of pump chambers which has a lower pressure and on the aspiration side is placed in proximity to the fixed bearing.
    • 多级干式泵包括:多个泵室,每个泵室包括容纳在气缸中的气缸和转子; 作为转子的旋转轴的第一转子轴; 固定轴承,其可旋转地支撑所述第一转子轴并限制其沿着所述第一转子轴的轴线方向的运动; 以及自由轴承,其可旋转地支撑所述第一转子轴并允许其沿着所述第一转子轴的轴线方向的移动; 其中:所述多个泵室设置在所述固定轴承和所述自由轴承之间; 并且具有较低压力并且在抽吸侧的多个泵室的第一泵室放置在固定轴承附近。
    • 9. 发明申请
    • METHOD AND SYSTEM FOR MANAGING A KEY FOR ENCRYPTION OR DECRYPTION OF DATA
    • 用于管理加密或减少数据的密钥的方法和系统
    • US20090041249A1
    • 2009-02-12
    • US12061710
    • 2008-04-03
    • Tomonari TanakaKazunori SekidoMasamichi Tateoka
    • Tomonari TanakaKazunori SekidoMasamichi Tateoka
    • H04L9/00
    • H04L9/0891G06Q20/3829H04L9/0825H04L9/083
    • A user private key is stored in a database of the user terminal. A user public key and user information are stored in the user management DB. The encryption/decryption unit encrypts an authority private key specific to a first authority given to a user, by using a user public key associated with user information to indicate a user. The secret sharing unit shares in secret an authority private key into two or more shared authority private keys. The encryption/decryption unit encrypts the shared authority private keys, by using an authority public key specific to each of second authorities to manage the first authority in a shared manner. The authority management DB stores the encrypted authority private key and authority public key in association with the first authority, and stores the encrypted shared authority private keys in association with the second authorities.
    • 用户私钥存储在用户终端的数据库中。 用户公钥和用户信息存储在用户管理DB中。 加密/解密单元通过使用与用户信息相关联的用户公钥来指示用户加密特定于给予用户的第一授权机构的授权专用密钥。 秘密共享单元将权限私钥秘密共享为两个或多个共享权限私钥。 加密/解密单元通过使用特定于每个第二权限的授权公钥对共享权限私钥进行加密来以共享方式管理第一权限。 权限管理DB与第一权限相关联地存储加密的权限私钥和权限公钥,并且与第二权限关联地存储加密的共享权限私钥。
    • 10. 发明申请
    • COUPLING STRUCTURE FOR VACUUM EXHAUST DEVICE AND VACUUM EXHAUST SYSTEM
    • 真空排气装置联合结构和真空排气系统
    • US20130280062A1
    • 2013-10-24
    • US13988219
    • 2011-11-16
    • Toshio SuzukiTomonari TanakaKouji ShibayamaMasatomo Okamoto
    • Toshio SuzukiTomonari TanakaKouji ShibayamaMasatomo Okamoto
    • F01D25/24
    • F01D25/24F01C1/084F01C1/126F01C21/007F01C21/10F04C2/084F04C2/126F04C11/001F04C18/126F04C23/00F04C23/001F04C25/02
    • Provided is a coupling structure for vacuum exhaust devices each including a pump chamber and a casing that demarcates the pump chamber. The coupling structure includes a first end surface formed on a first side of the casing, and a second end surface formed on the second side of the casing, the second side being the opposite side of the first side. The casing of a first vacuum exhaust device and the casing of a second vacuum exhaust device among a plurality of vacuum exhaust devices are arranged to be directly superposed on each other such that the first end surface provided to the first vacuum exhaust device and the second end surface provided to the second vacuum exhaust device come into contact with each other. By fastening the first end surface and the second end surface, the first vacuum exhaust device and the second vacuum exhaust device are connected to each other such that gas can flow between the casing of the first vacuum exhaust device and the casing of the second vacuum exhaust device.
    • 提供了一种用于真空排气装置的联接结构,每个包括泵室和限定泵室的壳体。 联接结构包括形成在壳体的第一侧上的第一端面和形成在壳体的第二侧上的第二端面,第二侧与第一侧相反。 第一真空排气装置的壳体和多个真空排气装置中的第二真空排气装置的壳体被布置成彼此直接叠置,使得提供给第一真空排气装置的第一端面和第二端部 提供给第二真空排气装置的表面彼此接触。 通过紧固第一端面和第二端面,第一真空排气装置和第二真空排气装置彼此连接,使得气体可以在第一真空排气装置的壳体和第二真空排气装置的壳体之间流动 设备。