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    • 35. 发明授权
    • Electron beam pattern line width measurement system
    • 电子束图案线宽测量系统
    • US4740693A
    • 1988-04-26
    • US807681
    • 1985-12-11
    • Yoshinori NakayamaShinji OkazakiHidehito ObayashiMikio Ichihashi
    • Yoshinori NakayamaShinji OkazakiHidehito ObayashiMikio Ichihashi
    • G01S13/74G01B7/02G01B15/00H01J37/28G01B7/14
    • H01J37/28G01B15/00G01B7/02
    • Disclosed is an electron beam pattern line width measurement system wherein an electron beam is converged to a fine spot, the electron beam is scanned on a sample formed with a pattern to-be-measured, secondary electrons generated from a surface of the sample by the projection of the electron beam are detected, and the detected signal is processed to determine a line width of the pattern to-be-measured, comprising a secondary electron detector which detects a signal corresponding to an amount of all secondary electrons generated by the scanning, and a secondary electron energy analyzer which selectively detects a signal corresponding to an amount of secondary electrons of specified energy. With the electron beam pattern line width measurement system, it becomes possible to precisely detect a pattern boundary region defined by different sorts of materials in a stepped structure of a small level difference not having been measurable with a prior-art electron beam pattern line width measurement system.
    • 公开了一种电子束图案线宽度测量系统,其中电子束会聚到细微点,电子束在形成有要测量图案的样品上扫描,从样品表面产生的二次电子被 检测电子束的投影,并且处理检测信号以确定要测量的图案的线宽,包括二次电子检测器,其检测对应于由扫描产生的所有二次电子的量的信号, 以及二次电子能量分析器,其选择性地检测与特定能量的二次电子量对应的信号。 利用电子束图案线宽度测量系统,可以精确地检测由现有技术的电子束图案线宽度测量不能测量的小电平差的阶梯式结构中由不同种类的材料限定的图案边界区域 系统。
    • 38. 发明授权
    • Condensed-Indan derivatives and pharmaceutically acceptable salts thereof
    • 缩合 - 茚满衍生物及其药学上可接受的盐
    • US5733918A
    • 1998-03-31
    • US578542
    • 1996-01-19
    • Shinji OkazakiTetsuji AsaoMotoji WakidaKeisuke IshidaMasato WashinosuTeruhiro UtsugiYuji Yamada
    • Shinji OkazakiTetsuji AsaoMotoji WakidaKeisuke IshidaMasato WashinosuTeruhiro UtsugiYuji Yamada
    • A61K31/44A61K31/473A61P35/00C07D221/18C07D401/12C07D491/04C07D491/056C07D521/00A61K31/47C07D491/56
    • C07D231/12C07D221/18C07D233/56C07D249/08C07D401/12C07D491/04
    • A condensed-indan derivative represented by formula (1) and a pharmaceutically acceptable salt thereof: ##STR1## wherein ring A represents an optionally substituted benzene ring or naphthalene ring, or a benzene ring having a lower alkylenedioxy group, ring B represents an optionally substituted benzene ring or a benzene ring having a lower alkylenedioxy group. Y represents --N.dbd.CR-- or --CR=N--, R represents a --NR.sub.1 R.sub.2 group, an optionally substituted nitrogen-containing heterocyclic group or a --OR.sub.3 group, wherein R.sub.1 and R.sub.2 are the same or different and each is a hydrogen atom; a phenyl group; an optionally substituted nitrogen-containing heterocyclic group; or a lower alkyl group which may be substituted by at least one selected from the group consisting of an optionally substituted amino group, a lower alkoxy group, a phenyl group, a nitrogen-containing heterocyclic group, an amine oxide group substituted by a lower alkyl group or a hydroxyl group(s); R.sub.3 represents a lower alkyl group optionally substituted by a substituted amino group, except when R represents an optionally substituted nitrogen-containing heterocyclic group; ring A and ring B are a benzene ring having no substituent group.
    • PCT No.PCT / JP95 / 00944 Sec。 371日期1996年1月19日 102(e)日期1996年1月19日PCT提交1995年5月18日PCT公布。 出版物WO95 / 32187 日期:1995年11月30日由式(1)表示的缩合 - 缩水甘油衍生物及其药学上可接受的盐:其中环A表示任选取代的苯环或萘环,或具有低级亚烷基二氧基 基团,环B表示任选取代的苯环或具有较低亚烷基二氧基的苯环。 Y表示-N = CR-或-CR = N-,R表示-NR1R2基,任选取代的含氮杂环基或-OR 3基,其中R1和R2相同或不同,各自为氢原子 ; 苯基; 任选取代的含氮杂环基; 或可以被选自任选取代的氨基,低级烷氧基,苯基,含氮杂环基,被低级烷基取代的氧化胺基中的至少一种取代的低级烷基 基团或羟基; R3表示任选被取代的氨基取代的低级烷基,除了当R表示任意取代的含氮杂环基时; 环A和环B是没有取代基的苯环。