Inventor · disambiguated record
Tetsuya Ishii
Also filed as: ISHII TETSUYA
33 granted patents·10 pending applications·764 citations·filing 1988–2020
97Inventor score
Files withSEKISUI CHEMICAL CO LTD12OLYMPUS CORP5OLYMPUS OPTICAL CO5SHOWA DENKO KK4SEIKISUI CHEMICAL CO LTD3
Top patents by PatentIndex Score
43 records- 0196US6330109B1Optical system comprising a diffractive optical element, and method of designing the sameOLYMPUS OPTICAL CO·Filed 2001·Granted Dec 11, 2001·94 cites·2 claims
- 0294US5847877ADiffractive optical elementOLYMPUS OPTICAL CO·Filed 1995·Granted Dec 8, 1998·142 cites·9 claims
- 0392US6157488ADiffractive optical elementOLYMPUS OPTICAL CO·Filed 1996·Granted Dec 5, 2000·122 cites·7 claims
- 0492US4937795AAccess alarming method and apparatus for working vehicleTOKYO KEIKI KK·Filed 1988·Granted Jun 26, 1990·83 cites·19 claims
- 0587US8580849B2Hydrous gel and production process and use of the hydrous gelISHII TETSUYA·Filed 2009·Granted Nov 12, 2013·8 cites·10 claims
- 0678US6781756B1Diffractive optical elementOLYMPUS CORP·Filed 2000·Granted Aug 24, 2004·17 cites·4 claims
- 0775US5965651ALiquid-absorbing material composition, molded product therefrom, process for preparing the same and use thereofSHOWA DENKO KK·Filed 1996·Granted Oct 12, 1999·30 cites·12 claims
- 0874US7271956B2Diffractive optical elementOLYMPUS CORP·Filed 2004·Granted Sep 18, 2007·12 cites·93 claims
- 0973US6046409AMultilayer microelectronic circuitNGK SPARK PLUG CO·Filed 1998·Granted Apr 4, 2000·37 cites·8 claims
- 1072US10738330B2Apparatus for producing organic substance from waste and method for producing organic substance from wasteSEKISUI CHEMICAL CO LTD·Filed 2018·Granted Aug 11, 2020·0 cites·8 claims
- 1172US10577577B2Device for manufacturing organic substance and method for manufacturing organic substanceSEKISUI CHEMICAL CO LTD·Filed 2014·Granted Mar 3, 2020·1 cites·7 claims
- 1269US7515194B2Image pickup optical system and optical apparatus using the sameOLYMPUS CORP·Filed 2004·Granted Apr 7, 2009·11 cites·17 claims
- 1369US6115234AMultilayer microelectronic circuit with trimmable capacitorsNGK SPARK PLUG CO·Filed 1998·Granted Sep 5, 2000·25 cites·10 claims
- 1467US2020325497A1Apparatus for producing organic substance from waste and method for producing organic substance from wasteSEKISUI CHEMICAL CO LTD·Filed 2020·Application pending·0 cites
- 1560US10196655B2Apparatus for producing organic substance from waste and method for producing organic substance from wasteSEKISUI CHEMICAL CO LTD·Filed 2015·Granted Feb 5, 2019·0 cites·5 claims
- 1660US8383745B2Method for producing N-methyl-N-vinylacetamide having improved stability and polymerizabilitySHOWA DENKO KK·Filed 2008·Granted Feb 26, 2013·0 cites·6 claims
- 1756US5876544AMethod for producing fiber-reinforced resin golf club shaftYOKOHAMA RUBBER CO LTD·Filed 1996·Granted Mar 2, 1999·22 cites·2 claims
- 1855US6246522B1Optical system comprising a diffractive optical element, and method of designing the sameOLYMPUS OPTICAL CO·Filed 1999·Granted Jun 12, 2001·15 cites·7 claims
- 1955US5902240AMethod and apparatus for osteoporosis diagnosisSEIKISUI CHEMICAL CO LTD·Filed 1997·Granted May 11, 1999·42 cites·21 claims
- 2052US7095573B2Image pickup apparatusOLYMPUS CORP·Filed 2004·Granted Aug 22, 2006·3 cites·17 claims
- 2152US2007219286A1Adhesive For Dermal Patch And Production Process ThereofSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 2251US2021292695A1Device for manufacturing organic substance, and gas processing systemSEKISUI CHEMICAL CO LTD·Filed 2019·Application pending·0 cites
- 2350US11713758B2Vaned pump device having fluid pressure chambers located outside the cam ring to control cam ring eccentricityHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Aug 1, 2023·0 cites·7 claims
- 2450US2006079640A1Adhesive composition for dermal patch and production process thereofISHII TETSUYA·Filed 2003·Application pending·0 cites
- 2549US10626070B2Device for manufacturing organic substance and method for manufacturing organic substanceSEKISUI CHEMICAL CO LTD·Filed 2017·Granted Apr 21, 2020·0 cites·9 claims
- 2649US5529407AImage recording apparatusCANON KK·Filed 1994·Granted Jun 25, 1996·9 cites·32 claims
- 2749US2006165801A1Hydrous gel and production process and use of the hydrous gelSHOWA DENKO KK·Filed 2003·Application pending·0 cites
- 2847US7697345B2Nonvolatile memory system, semiconductor memory, and writing methodRENESAS TECH CORP·Filed 2008·Granted Apr 13, 2010·0 cites·4 claims
- 2947US5749363AOsteoporosis diagnosing apparatus and methodSEIKISUI CHEMICAL CO LTD·Filed 1995·Granted May 12, 1998·55 cites·44 claims
- 3045US10786782B2Gas treatment methodSEKISUI CHEMICAL CO LTD·Filed 2016·Granted Sep 29, 2020·0 cites·3 claims
- 3145US6449094B1Optical system including diffraction optical elementOLYMPUS OPTICAL CO·Filed 1996·Granted Sep 10, 2002·11 cites·9 claims
- 3244US2009287020A1Process for producing high-purity n-vinylcarboxamidesUCHIDA HIROSHI·Filed 2006·Application pending·0 cites
- 3343US2010119199A1Reduced size fiber optic probe using multiple incident anglesAFL TELECOMMUNICATIONS LLC·Filed 2008·Application pending·0 cites
- 3442US10960344B2Method and apparatus for separating gas by pressure swing adsorptionSEKISUI CHEMICAL CO LTD·Filed 2017·Granted Mar 30, 2021·0 cites·19 claims
- 3542US7199951B2Decentering optical system, holding structure of decentering optical system, and optical apparatus using the sameOLYMPUS CORP·Filed 2004·Granted Apr 3, 2007·0 cites·8 claims
- 3641US2018072978A1Microorganism culture method and culture apparatusSEKISUI CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
- 3740US2018250626A1Gas treatment method and apparatusSEKISUI CHEMICAL CO LTD·Filed 2016·Application pending·0 cites
- 3836US10597627B2Apparatus for producing organic substance from waste and method for producing organic substance from wasteSEKISUI CHEMICAL CO LTD·Filed 2015·Granted Mar 24, 2020·0 cites·6 claims
- 3936US2017306286A1Microorganism culture method and culture apparatusSEKISUI CHEMICAL CO LTD·Filed 2015·Application pending·0 cites
- 4034US6192958B1Apparatus for producing fiber-reinforced resin golf club shaftYOKOHAMA RUBBER CO LTD·Filed 1998·Granted Feb 27, 2001·6 cites·2 claims
- 4134US6139285AHydraulic pump for power steering systemUNISIA JECS CORP·Filed 1998·Granted Oct 31, 2000·4 cites·17 claims
- 4231US5817020AApparatus and method for diagnosing osteoporosisSEIKISUI CHEMICAL CO LTD·Filed 1996·Granted Oct 6, 1998·15 cites·45 claims
- 4329US8697912B2N-(1-hydroxyethyl) carboxamide compound and process for producing sameOHTA KEISUKE·Filed 2010·Granted Apr 15, 2014·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →