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    • 92. 发明授权
    • DC-89 derivatives
    • DC-89衍生物
    • US5332740A
    • 1994-07-26
    • US46365
    • 1993-04-13
    • Hiromitsu SaitoSatoru NagamuraAkira AsaiEiji KobayashiKatsushige Gomi
    • Hiromitsu SaitoSatoru NagamuraAkira AsaiEiji KobayashiKatsushige Gomi
    • C07D471/04A61K31/435A61K31/495C07D487/04
    • C07D471/04
    • Novel DC-89 derivatives represented by general formula (I): ##STR1## wherein X represents Cl or Br; R.sup.1 represents hydrogen, CONR.sup.2 R.sup.3 (in which R.sup.2 and R.sup.3 independently represent hydrogen, a straight-chain or branched alkyl group having 1 to 4 carbon atoms or phenyl group), ##STR2## (in which n represents an integer of 4 to 7), ##STR3## (in which R.sup.4 represents oxygen, N--CH.sub.3 or N--CH.sub.2 CH.sub.2 NH.sub.2), ##STR4## (in which R.sup.5 R.sup.6 and R.sup.7 independently represent a straight-chain or branched alkyl group having 1 to 4 carbon atoms); and ##STR5## (in which Y represents hydrogen or CO.sub.2 CH.sub.3); provided that when R.sup.1 is hydrogen, CONR.sup.2 R.sup.3 or SiR.sup.5 R.sup.6 R.sup.7, ##STR6## and pharmaceutically acceptable salts thereof have an excellent anti-tumor activity and are expected to be useful as anti-tumor compositions.
    • 由通式(I)表示的新型DC-89衍生物:其中X表示Cl或Br; R1表示氢,CONR2R3(其中R2和R3独立地表示氢,具有1至4个碳原子的直链或支链烷基或苯基),其中n表示4至7的整数, (其中R 4表示氧,N-CH 3或N-CH 2 CH 2 NH 2),其中R 5和R 7独立地表示碳原子数1〜4的直链或支链烷基。 和其中Y表示氢或CO 2 CH 3)。 条件是当R 1是氢时,CONR 2 R 3或SiR 5 R 6 R 7,其药学上可接受的盐具有优异的抗肿瘤活性,并且预期可用作抗肿瘤组合物。
    • 99. 发明授权
    • MISFET for reducing leakage current
    • 用于减少漏电流的MISFET
    • US07126170B2
    • 2006-10-24
    • US10978513
    • 2004-11-02
    • Akira InoueTakeshi TakagiAkira AsaiHaruyuki Sorada
    • Akira InoueTakeshi TakagiAkira AsaiHaruyuki Sorada
    • H01L31/0336
    • H01L21/28123H01L29/1054H01L29/1087H01L29/4238H01L29/66651H01L29/783
    • A MISFET according to this invention includes: a substrate having a semiconductor layer; an active region formed in the semiconductor layer; a gate insulator formed on the active region; a gate formed on the gate insulator; and a source region and a drain region, wherein: the active region is formed, in plan view, to have a body portion and a projecting portion projecting from a periphery of the body portion; the gate is formed, in plan view, to intersect the body portion of the active region, cover a pair of connecting portions connecting a periphery of the projecting portion to the periphery of the body portion and allow a part of the projecting portion to project from a periphery of the gate; and the source region and the drain region are formed in regions of the body portion of the active region which are situated on opposite sides of the gate in plan view, respectively.
    • 根据本发明的MISFET包括:具有半导体层的衬底; 形成在半导体层中的有源区; 形成在有源区上的栅极绝缘体; 形成在栅极绝缘体上的栅极; 源极区域和漏极区域,其中:有源区域在平面图中形成为具有从主体部分的周边突出的主体部分和突出部分; 在平面图中,门形成为与有源区域的主体部分相交,覆盖将突出部分的周边连接到主体部分的周边的一对连接部分,并使突出部分的一部分从 门的周边; 并且源极区域和漏极区域分别形成在有源区域的主体部分的位于平面图的栅极的相对侧上的区域中。