Inventor · disambiguated record
Masato Sakamoto
Also filed as: SAKAMOTO MASATO
29 granted patents·8 pending applications·318 citations·filing 1990–2024
96Inventor score
Top patents by PatentIndex Score
37 records- 0195US6486264B1Process for producing hydrogenated ring-opening polymerization polymer of cycloolefinZEON CORP·Filed 2000·Granted Nov 26, 2002·62 cites·9 claims
- 0291US5021421A2-(1-Piperazinyl)-4-phenylcycloalkanopyridine derivatives, processes for the production thereof, and pharmaceutical composition containing the sameDAINIPPON PHARMACEUTICAL CO·Filed 1990·Granted Jun 4, 1991·56 cites·19 claims
- 0387US6908970B2Process for producing hydrogenated product of cyclic olefin polymer prepared through ring-opening polymerizationZEON CORP·Filed 2002·Granted Jun 21, 2005·25 cites·13 claims
- 0486US6653424B1Norbornene open-ring polymers, products of hydrogenation thereof and processes for the production of bothZEON CORP·Filed 2000·Granted Nov 25, 2003·27 cites·26 claims
- 0580US6674270B2Power cutoff devicePIONEER CORP·Filed 2002·Granted Jan 6, 2004·27 cites·5 claims
- 0675US7084222B2Ruthenium complexes, process for preparation thereof, and processes for producing open-ring polymer of cycloolefins and hydrogenation products thereof by using the complex as catalystZEON CORP·Filed 2002·Granted Aug 1, 2006·7 cites·11 claims
- 0773US10336918B2Adhesive compositionZEON CORP·Filed 2013·Granted Jul 2, 2019·1 cites·5 claims
- 0873US6510112B1Drive apparatus for optical recording mediumPIONEER CORP·Filed 1999·Granted Jan 21, 2003·30 cites·8 claims
- 0972US9683067B2Nitrile group-containing copolymer rubber, cross-linkable rubber composition, and cross-linked rubberZEON CORP·Filed 2014·Granted Jun 20, 2017·1 cites·4 claims
- 1072US6819638B1Driving device for an optical storage mediumPIONEER CORP·Filed 2000·Granted Nov 16, 2004·10 cites·12 claims
- 1170US10988609B2Nitrile group-containing highly saturated copolymer rubber compositionZEON CORP·Filed 2019·Granted Apr 27, 2021·0 cites·13 claims
- 1265US6412960B1Mirror surface angle adjusting device and mirror surface angle detector for a vehicleTOKAI RIKA CO LTD·Filed 2000·Granted Jul 2, 2002·14 cites·19 claims
- 1364US10422177B2Vehicular window regulator and inclination restraining mechanismSHIROKI CORP·Filed 2015·Granted Sep 24, 2019·2 cites·5 claims
- 1463US9163136B2Nitrile rubber composition and cross-linked rubberSAKAMOTO MASATO·Filed 2012·Granted Oct 20, 2015·1 cites·8 claims
- 1562US2024363405A1Substrate Processing Method, Apparatus, and SystemTOKYO ELECTRON LTD·Filed 2024·Application pending·0 cites
- 1659US6357885B2Mirror surface angle adjusting deviceTOKAI RIKA CO LTD·Filed 2001·Granted Mar 19, 2002·10 cites·14 claims
- 1757US6550923B2Mirror surface angle adjusting deviceTOKAI RIKA CO LTD·Filed 2001·Granted Apr 22, 2003·9 cites·20 claims
- 1855US6606284B1Gain controlling apparatus and method, information reproducing apparatus and method, and information recording apparatus and methodPIONEER CORP·Filed 1999·Granted Aug 12, 2003·13 cites·16 claims
- 1953US7145845B2Optical disc player having a carriage control system relying upon a multiplied periodic signal and a tracking error signalPIONEER CORP·Filed 2001·Granted Dec 5, 2006·2 cites·16 claims
- 2053US2016289501A1Adhesive compositionZEON CORP·Filed 2014·Application pending·0 cites
- 2152US10280298B2Highly saturated nitrile rubber composition and cross-linked rubberNAKASHIMA TOMONORI·Filed 2012·Granted May 7, 2019·1 cites·10 claims
- 2252US2024153818A1Embedding method and processing systemTOKYO ELECTRON LTD·Filed 2022·Application pending·0 cites
- 2351US6815516B2Copolymer formed by ring-opening polymerization, product of hydrogenation of copolymer formed by ring-opening polymerization, and process for producing theseZEON CORP·Filed 2000·Granted Nov 9, 2004·1 cites·10 claims
- 2451US6595670B2Mirror assembly for vehicleTOKAI RIKA CO LTD·Filed 2001·Granted Jul 22, 2003·7 cites·22 claims
- 2550US10847379B2Etching method and etching apparatusTOKYO ELECTRON LTD·Filed 2019·Granted Nov 24, 2020·0 cites·9 claims
- 2650US6882600B2Carriage servo control system and information-recording medium in which program for carriage servo control is recordedPIONEER CORP·Filed 2001·Granted Apr 19, 2005·1 cites·21 claims
- 2749US2014163170A1Nitrile group-containing highly saturated copolymer rubber compositionNAKASHIMA TOMONORI·Filed 2012·Application pending·0 cites
- 2845US6789909B2Mirror device for vehicleTOKAI RIKA DENKI KK·Filed 2002·Granted Sep 14, 2004·2 cites·20 claims
- 2945US2023377893A1Method for manufacturing semiconductor device, and device for manufacturing semiconductor deviceTOKYO ELECTRON LTD·Filed 2021·Application pending·0 cites
- 3045US2014206250A1Adhesive compositionNAKASHIMA TOMONORI·Filed 2012·Application pending·0 cites
- 3143US6017126ARotatable door mirrorTOYOTA MOTOR CO LTD·Filed 1999·Granted Jan 25, 2000·9 cites·2 claims
- 3240US8564490B2Antenna device and radar apparatusMIYAGAWA TETSUYA·Filed 2011·Granted Oct 22, 2013·0 cites·15 claims
- 3339US2002163745A1Mirror surface angle adjusting mechanismTOKAI RIKA CO LTD·Filed 2002·Application pending·0 cites
- 3434US2013280459A1Rubber composition and cross-linked rubberNAKASHIMA TOMONORI·Filed 2011·Application pending·0 cites
- 3532US5185338AMedicament for treating cerebral insufficiency diseases, novel 2-(1-piperazinyl)-4-phenylcycloalkanopyrimidine derivatives, and process for the production thereofDAINIPPON PHARMACEUTICAL CO·Filed 1991·Granted Feb 9, 1993·0 cites·8 claims
- 3628US5990106ABicyclic amino group-substituted pyridonecarboxylic acid derivatives, esters thereof and salts thereof, and bicyclic amines useful as intermediates thereofDAINIPPON PHARMACEUTICAL CO·Filed 1995·Granted Nov 23, 1999·0 cites·8 claims
- 3728US5041443AMedicament for treating cerebral insufficiency diseases, novel 2-(1-piperazinyl)-4-phenylcycloalkanopyrimidine derivatives, and process for the production thereofDAINIPPON PHARMACEUTICAL CO·Filed 1990·Granted Aug 20, 1991·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →