Inventor · disambiguated record
Ryuichi Sakai
Also filed as: SAKAI RYUICHI
22 granted patents·8 pending applications·464 citations·filing 1986–2021
95Inventor score
Files withHARBOR BRANCH OCEANOGRAPHIC6UNIV ILLINOIS6MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4HIROSE KOJI2MURATA MACHINERY LTD2
Top patents by PatentIndex Score
30 records- 0197US5478932AEcteinascidinsUNIV ILLINOIS·Filed 1993·Granted Dec 26, 1995·107 cites·4 claims
- 0295US5654426AEcteinascidinsUNIV ILLINOIS·Filed 1995·Granted Aug 5, 1997·81 cites·2 claims
- 0395US5149804AEcteinascidins 736 and 722UNIV ILLINOIS·Filed 1990·Granted Sep 22, 1992·86 cites·3 claims
- 0481US7239701B1Key sharing method, secret key generating method, common key generating method and cryptographic communication method in ID-NIKS cryptosystemRYUICHI SAKAI·Filed 2000·Granted Jul 3, 2007·57 cites·23 claims
- 0579US6147230AAmino acid dysiherbaineSUNTORY LTD·Filed 1997·Granted Nov 14, 2000·51 cites·3 claims
- 0672US4895854AAntitumor alkaloidsHARBOR BRANCH OCEANOGRAPHIC·Filed 1988·Granted Jan 23, 1990·9 cites·3 claims
- 0770US4895852AAntitumor alkaloidsHARBOR BRANCH OCEANOGRAPHIC·Filed 1987·Granted Jan 23, 1990·9 cites·8 claims
- 0867US2009247533A1EcteinascidinsUNIV ILLINOIS·Filed 2009·Application pending·0 cites
- 0964US4859782AMisakinolide compositions and their derivativesHARBOR BRANCH OCEANOGRAPHIC·Filed 1987·Granted Aug 22, 1989·6 cites·10 claims
- 1062US2008234279A1EcteinascidinsUNIV ILLINOIS·Filed 2007·Application pending·0 cites
- 1161US7839299B2Remote control device, remote control method, and remotely controlled devicePANASONIC CORP·Filed 2004·Granted Nov 23, 2010·7 cites·10 claims
- 1258US7973075B2Kainate receptor-selective epimeric analogs of dysiherbaineUNIV NORTHWESTERN·Filed 2008·Granted Jul 5, 2011·0 cites·4 claims
- 1358US7617009B2Remote control system and remote control methodPANASONIC CORP·Filed 2004·Granted Nov 10, 2009·4 cites·12 claims
- 1458US4895853AAntitumor alkaloidsHARBOR BRANCH OCEANOGRAPHIC·Filed 1986·Granted Jan 23, 1990·10 cites·10 claims
- 1557US2006030571A1EcteinascidinsRINEHART KENNETH L·Filed 2005·Application pending·0 cites
- 1656US2023242598A1Functional polypeptides and use thereofUNIV HOKKAIDO NAT UNIV CORP·Filed 2021·Application pending·0 cites
- 1752US2004059112A1EcteinascidinsFiled 2003·Application pending·0 cites
- 1847US6574415B2Digital signal recording apparatus and method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 3, 2003·2 cites·6 claims
- 1946US4948791ANovel Cytotoxic cyclic depsipeptides from the tunicate trididemnum solidumUNIV ILLINOIS·Filed 1989·Granted Aug 14, 1990·13 cites·6 claims
- 2045US6480707B1Channel selection apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Nov 12, 2002·10 cites·8 claims
- 2145US4851441AAntiviral guanidine derivatives compositions and their methods of useHARBOR BRANCH OCEANOGRAPHIC·Filed 1988·Granted Jul 25, 1989·2 cites·15 claims
- 2244US2008298582A1Broadcast Cryptosystem, Crypto-Communication Method, Decryption Device, and Decryption ProgramMURATA MACHINERY LTD·Filed 2007·Application pending·0 cites
- 2342US8253544B2Remote control device, remote control method, and remote-controllable deviceHIROSE KOJI·Filed 2004·Granted Aug 28, 2012·0 cites·13 claims
- 2442US6915064B1Apparatus and method for recording elementary streamsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jul 5, 2005·0 cites·12 claims
- 2542US2006212913A1Remote control system, controllable device, and remote control methodHIROSE KOJI·Filed 2004·Application pending·0 cites
- 2641US2001055387A1Encryption method, decryption method, cryptographic communication system and encryption deviceMURATA MACHINERY LTD·Filed 2001·Application pending·0 cites
- 2739US10347816B2Piezoelectric driving deviceTDK CORP·Filed 2017·Granted Jul 9, 2019·0 cites·10 claims
- 2838US6532587B1Electronic equipmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 11, 2003·10 cites·4 claims
- 2931US4772609AAntiviral guanidine derivatives and compositions thereforHARBOR BRANCH OCEANOGRAPHIC·Filed 1986·Granted Sep 20, 1988·0 cites·6 claims
- 3026US8895579B2Heterotricyclic AMPA receptor antagonists for treatment of epilepsy, pain, and other neurological disorders and diseasesSWANSON GEOFFREY T·Filed 2011·Granted Nov 25, 2014·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →