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1. 发明授权

EP2407914B1 Image processing method and image processing apparatus 有权
标题翻译：一种图像处理方法和图像处理装置
公开(公告)号：EP2407914B1
公开(公告)日：2016-04-20
申请号：EP11173757.3
申请日：2011-07-13
申请人： Ricoh Company, Ltd.
发明人： Ishimi, Tomomi , Kawahara, Shinya , Asai, Toshiaki , Hotta, Yoshihiko
IPC分类号： G06K15/02 , G06K15/12
CPC分类号： G06K15/029 , B41J2/4753 , G06K15/021 , G06K15/1209 , G06K15/128

2. 发明公开

EP2921314A3 Thermosensitive recording medium and image processing method 有权
标题翻译：热敏记录介质和图像处理
公开(公告)号：EP2921314A3
公开(公告)日：2015-09-30
申请号：EP15159372.0
申请日：2015-03-17
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Ishimi, Tomomi , Asai, Toshiaki , Ohi, Katsuya
IPC分类号： B41M5/337 , B41M5/46 , B41M5/30 , B41M5/323 , B41M5/333
摘要： A thermosensitive recording medium, including: a support (101); an image recording layer (102), which is provided on the support, and contains a leuco dye, a color developer, and a metal oxide having absorbance in the near infrared region; an oxygen barrier layer (104); and a light-blocking layer (103), wherein the oxygen barrier layer (104) and the light-blocking layer (103) are provided on the surface of the image recording layer, which is on the opposite side to the surface thereof where the support is provided, and wherein an average transmittance of the light-blocking layer (103) to light in a wavelength range of 300 nm to 400 nm is 5% or less, and an average transmittance of the light-blocking layer (103) to light in a wavelength range of 380 nm to 495 nm is 20% or less.

3. 发明公开

EP2407914A3 Image processing method and image processing apparatus 有权
标题翻译：一种图像处理方法和图像处理装置
公开(公告)号：EP2407914A3
公开(公告)日：2015-02-25
申请号：EP11173757.3
申请日：2011-07-13
申请人： Ricoh Company, Ltd.
发明人： Ishimi, Tomomi , Kawahara, Shinya , Asai, Toshiaki , Hotta, Yoshihiko
IPC分类号： G06K15/02 , G06K15/12
CPC分类号： G06K15/029 , B41J2/4753 , G06K15/021 , G06K15/1209 , G06K15/128
摘要： An image processing method including calculating a density of a character to be recorded based on information of a type, size and line width of the character; adjusting an irradiation energy of a laser beam for recording the character based on the density of the character; and irradiating a recording medium with the laser beam whose irradiation energy is adjusted so as to record the character thereon.
The method finds application in printing of characters on thermoreversible substrates of RFID tags.

4. 发明授权

EP2269828B1 Image processing method and image processing apparatus 有权
标题翻译：一种图像处理方法和图像处理装置
公开(公告)号：EP2269828B1
公开(公告)日：2012-12-12
申请号：EP10177564.1
申请日：2007-03-13
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Ishimi, Tomomi , Hotta, Yoshihiko
IPC分类号： B41J2/44 , B41J2/47 , B41J2/475 , B41M5/26 , B41M5/36
CPC分类号： B41M7/009 , B41J2/473 , B41J2/4753 , B41M5/305

5. 发明公开

EP2269828A1 Image processing method and image processing apparatus 有权
标题翻译：图像处理方法和图像处理设备
公开(公告)号：EP2269828A1
公开(公告)日：2011-01-05
申请号：EP10177564.1
申请日：2007-03-13
申请人： Ricoh Company Ltd.
发明人： Kawahara, Shinya , Ishimi, Tomomi , Hotta, Yoshihiko
IPC分类号： B41J2/44 , B41J2/47 , B41J2/475 , B41M5/26 , B41M5/36
CPC分类号： B41M7/009 , B41J2/473 , B41J2/4753 , B41M5/305
摘要： An image processing method comprising at least one of: recording an image on a thermoreversible recording medium by heating the thermoreversible recording medium by application of a laser beam thereon, the image being formed of a plurality of laser beam lines; and erasing an image from a thermoreversible recording medium by heating the thermoreversible recording medium by application of a laser beam, the image being formed of a plurality of laser beam lines, wherein during laser scanning where the laser beams are swept over the medium in parallel at a predetermined distance, the laser beams are sequentially applied in alternating directions, some part of the laser scanning involves a period where laser application is discontinued, and the period where laser application is discontinued involves no laser beam application from a first laser scanning end point to a second laser scanning point, the first laser scanning end point corresponding to the end point of laser scanning started at a first laser scanning starting point, and wherein the thermo-reveisible recording medium offers temperature-dependent reversible changes in transparency or color tone.
摘要翻译：一种图像处理方法，包括以下步骤中的至少一个：通过在其上通过施加激光束加热所述热可逆记录介质而在热可逆记录介质上记录图像，所述图像由多条激光束线形成; 以及通过施加激光束加热所述热可逆记录介质，从热可逆记录介质擦除图像，所述图像由多条激光束线形成，其中在激光扫描期间激光束平行地在所述介质上扫过预定距离，激光束以交替方向依次施加，激光扫描的一些部分涉及激光施加不连续的时段，并且激光施加不连续的时段不涉及从第一激光扫描终点到第一激光扫描终点的激光束施加，第二激光扫描点，第一激光扫描终点对应于激光扫描的终点，在第一激光扫描开始点开始，并且其中热可控记录介质提供透明度或色调的温度依赖性可逆变化。

6. 发明公开

EP2036735A1 Image processing method and image processing apparatus 有权
标题翻译：图像处理方法和图像处理设备
公开(公告)号：EP2036735A1
公开(公告)日：2009-03-18
申请号：EP08164239.9
申请日：2008-09-12
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Ishimi, Tomomi , Hotta, Yoshihiko
IPC分类号： B41J2/475 , B41J2/47 , B41M5/30
CPC分类号： B41J2/4753 , B41J2/471 , B41M5/305 , B41M5/327 , B41M5/3275 , B41M5/3335 , B41M2205/04 , G02B27/09
摘要： An image processing method including at least one of recording an image onto a thermoreversible recording medium in which transparency or color tone reversibly changes depending upon temperature, by applying a laser beam with the use of a CO 2 laser device so as to heat the thermoreversible recording medium, and erasing an image recorded on the thermoreversible recording medium, by heating the thermoreversible recording medium, wherein the intensity distribution of the laser beam applied in the image recording step satisfies the relationship represented by Expression 1, 1.59 I 1 / I 2 ≤ 2.00
where I 1 denotes an irradiation intensity of the applied laser beam in a central position of the applied laser beam, and I 2 denotes an irradiation intensity of the applied laser beam on a plane corresponding to 80% of the total irradiation energy of the applied laser beam.
摘要翻译：一种图像处理方法，包括以下步骤中的至少一个：通过使用CO2激光装置施加激光束以将热图像加热到热可逆记录介质上，在所述热可逆记录介质中透明度或色调可以根据温度可逆地改变，从而加热热可逆记录介质，以及通过加热热可逆记录介质擦除记录在热可逆记录介质上的图像，其中在图像记录步骤中施加的激光束的强度分布满足由表达式1表示的关系，1.59

7. 发明授权

EP1571005B1 Reversible thermosensitive recording medium, imaging device and imaging method 有权
标题翻译：可逆热敏记录材料，图像形成装置和图像形成方法
公开(公告)号：EP1571005B1
公开(公告)日：2008-10-08
申请号：EP05004589.7
申请日：2005-03-02
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Hayakawa, Kunio , Shimbo, Hitoshi
IPC分类号： B41M5/30 , B41M5/337 , B41M5/36
CPC分类号： B41M5/363 , B41M5/305 , B41M5/3335 , B41M5/3372 , B41M5/3375 , B41M5/42

8. 发明公开

EP1571005A1 Reversible thermosensitive recording medium, imaging device and imaging method 有权
标题翻译： ReversibleswärmeempfindlichesAufzeichnungsmaterial，Bilderzeugungsvorrichtung und Bilderzeugungsverfahren
公开(公告)号：EP1571005A1
公开(公告)日：2005-09-07
申请号：EP05004589.7
申请日：2005-03-02
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Hayakawa, Kunio , Shimbo, Hitoshi
IPC分类号： B41M5/30 , B41M5/36 , B41M5/40
CPC分类号： B41M5/363 , B41M5/305 , B41M5/3335 , B41M5/3372 , B41M5/3375 , B41M5/42
摘要： A reversible thermosensitive recording medium (1; 10) including a substrate (11; 103); and a reversible thermosensitive recording layer (13; 102) located on the substrate and reversibly achieving a relatively colored state and a relatively discolored state depending on the temperature to which the recording layer is heated or the cooling speed at which the recording layer is cooled after heating, wherein the reversible thermosensitive recording layer comprises a polyalkylene glycol compound having a number average molecular weight not less than 2,000, exclusive of polypropylene glycol having a number average molecular weight not greater than 5,000. A reversible thermosensitive recording device (90; 98), and an image processing method and apparatus (100) using the reversible thermosensitive recording medium are also be provided.
摘要翻译：一种包括衬底（11; 103）的可逆热敏记录介质（1; 10）; 和位于基板上的可逆热敏记录层（13; 102），根据加热记录层的温度或记录层被冷却后的冷却速度可逆地实现相对着色的状态和相对变色的状态加热，其中可逆热敏记录层包括数均分子量不小于2,000的聚亚烷基二醇化合物，不包括数均分子量不大于5,000的聚丙二醇。还提供了可逆热敏记录装置（90; 98）以及使用可逆热敏记录介质的图像处理方法和装置（100）。

9. 发明公开

EP2921314A2 Thermosensitive recording medium and image processing method 有权
标题翻译：澳大利亚新西兰澳大利亚
公开(公告)号：EP2921314A2
公开(公告)日：2015-09-23
申请号：EP15159372.0
申请日：2015-03-17
申请人： Ricoh Company, Ltd.
发明人： Kawahara, Shinya , Ishimi, Tomomi , Asai, Toshiaki , Ohi, Katsuya
IPC分类号： B41M5/337 , B41M5/46 , B41M5/323 , B41M5/333
摘要： A thermosensitive recording medium, including: a support (101); an image recording layer (102), which is provided on the support, and contains a leuco dye, a color developer, and a metal oxide having absorbance in the near infrared region; an oxygen barrier layer (104); and a light-blocking layer (103), wherein the oxygen barrier layer (104) and the light-blocking layer (103) are provided on the surface of the image recording layer, which is on the opposite side to the surface thereof where the support is provided, and wherein an average transmittance of the light-blocking layer (103) to light in a wavelength range of 300 nm to 400 nm is 5% or less, and an average transmittance of the light-blocking layer (103) to light in a wavelength range of 380 nm to 495 nm is 20% or less.
摘要翻译：一种热敏记录介质，包括：支撑件（101）; 图像记录层（102），其设置在所述支撑体上，并且包含在近红外区域具有吸光度的无色染料，显色剂和金属氧化物; 氧阻挡层（104）; 以及遮光层（103），其中所述氧阻挡层（104）和所述遮光层（103）设置在所述图像记录层的与其表面相反的一侧的表面上，并且其中，遮光层（103）在300nm〜400nm的波长范围内的光的平均透射率为5％以下，遮光层（103）的平均透射率为在380nm至495nm的波长范围内的光为20％以下。

10. 发明授权

EP2165841B1 Method for erasing image on thermoreversible recording medium 有权
标题翻译：热可逆记录介质上擦除图像的方法
公开(公告)号：EP2165841B1
公开(公告)日：2015-04-01
申请号：EP09170505.3
申请日：2009-09-17
申请人： Ricoh Company, Ltd.
发明人： Asai, Toshiaki , Ishimi, Tomomi , Kawahara, Shinya , Hotta, Yoshihiko
IPC分类号： B41J2/475 , B41M5/30 , B41M5/42 , B41M5/44 , B41M5/333
CPC分类号： B41M5/305 , B41J2/4753 , B41M5/3335 , B41M5/423 , B41M5/44 , B41M2205/04 , B41M2205/38 , B41M2205/40

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