Inventor · disambiguated record
Masaya Yamada
Also filed as: YAMADA MASAYA
25 granted patents·5 pending applications·343 citations·filing 1988–2025
96Inventor score
Files withIBIDEN CO LTD9MITSUI PETROCHEMICAL IND9MITSUBISHI PENCIL CO3TOSHIBA TEC KK3MITSUBISHI ELECTRIC CORP2
Top patents by PatentIndex Score
30 records- 0191US8073592B2Steering systemNISHIMORI TAKASHI·Filed 2008·Granted Dec 6, 2011·29 cites·15 claims
- 0281US5159021AProcess for producing polypropylene and stretched polypropylene filmMITSUI PETROCHEMICAL IND·Filed 1988·Granted Oct 27, 1992·31 cites·2 claims
- 0379US4856631APermanent magnet coupling torque limiterMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Aug 15, 1989·37 cites·9 claims
- 0476US5209917ALithium niobate single crystal thin film and production method thereofIBIDEN CO LTD·Filed 1990·Granted May 11, 1993·26 cites·19 claims
- 0569US5137128AMagnetic particle type electromagnetic clutch with torque detectorMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Aug 11, 1992·23 cites·6 claims
- 0667US5536773APolypropylene resin composition and the use of the sameMITSUI PETROCHEMICAL IND·Filed 1994·Granted Jul 16, 1996·17 cites·18 claims
- 0766US5262228AEthylene/pentene-1 copolymer compositions and their useMITSUI PETROCHEMICAL IND·Filed 1991·Granted Nov 16, 1993·20 cites·9 claims
- 0865US5579913APolypropylene resin composition and the use of the sameMITSUI PETROCHEMICAL IND·Filed 1995·Granted Dec 3, 1996·19 cites·6 claims
- 0963US5324805AEthylene/pentene-1 copolymer and ethylene/pentene-1 copolymer compositionMITSUI PETROCHEMICAL IND·Filed 1991·Granted Jun 28, 1994·15 cites·47 claims
- 1062US2025335920A1Information processing terminal and recording mediumTOSHIBA TEC KK·Filed 2025·Application pending·0 cites
- 1161US12397579B2Writing instrumentMITSUBISHI PENCIL CO·Filed 2023·Granted Aug 26, 2025·0 cites·10 claims
- 1260US5595827APolypropylene resin composition and the use of the sameMITSUI PETROCHEMICAL IND·Filed 1995·Granted Jan 21, 1997·22 cites·8 claims
- 1356US2022129939A1Commodity registration apparatus and commodity registration methodTOSHIBA TEC KK·Filed 2021·Application pending·0 cites
- 1454US5175784ASecond harmonic wave generating deviceIBIDEN CO LTD·Filed 1990·Granted Dec 29, 1992·18 cites·6 claims
- 1550US11636473B2Altering account numbers into invalid account numbers for secure transmission and storageIBM·Filed 2018·Granted Apr 25, 2023·0 cites·18 claims
- 1650US5185829ALight beam deflector for deflecting light from optical waveguide by inclined gratingIBIDEN CO LTD·Filed 1990·Granted Feb 9, 1993·15 cites·16 claims
- 1750US2025162343A1Writing instrumentMITSUBISHI PENCIL CO·Filed 2023·Application pending·0 cites
- 1845US5266636AProcess for producing polypropylene and stretched polypropylene filmMITSUI PETROCHEMICAL IND·Filed 1992·Granted Nov 30, 1993·6 cites·5 claims
- 1945US4953931ASecond harmonic wave generating deviceIBIDEN CO LTD·Filed 1989·Granted Sep 4, 1990·11 cites·7 claims
- 2044US5158823ASecond harmonic wave generating deviceIBIDE CO LTD·Filed 1991·Granted Oct 27, 1992·14 cites·12 claims
- 2143US4973118ASecond harmonic wave generating deviceIBIDEN CO LTD·Filed 1989·Granted Nov 27, 1990·9 cites·7 claims
- 2243US4953943ASecond harmonic wave generating deviceIBIDEN CO LTD·Filed 1989·Granted Sep 4, 1990·10 cites·8 claims
- 2343US2025140083A1Information processing terminal and recording mediumTOSHIBA TEC KK·Filed 2025·Application pending·0 cites
- 2442US10838520B2Handwriting input deviceMITSUBISHI PENCIL CO·Filed 2017·Granted Nov 17, 2020·0 cites·7 claims
- 2541US5227011AMethod for producing a second harmonic wave generating deviceIBIDEN CO LTD·Filed 1992·Granted Jul 13, 1993·9 cites·5 claims
- 2640US5290896AEthylene/pentene-1 copolymer, and ethylene/pentene-1 copolymer compositionMITSUI PETROCHEMICAL IND·Filed 1991·Granted Mar 1, 1994·4 cites·27 claims
- 2737US5260382AEthylene/pentene-1 copolymer compositionsMITSUI PETROCHEMICAL IND·Filed 1991·Granted Nov 9, 1993·5 cites·7 claims
- 2837US2017249314A1Apparatus and method to determine a predicted-reliability of searching for an answer to question informationFUJITSU LTD·Filed 2017·Application pending·0 cites
- 2930US5018810AMethod for producing a second harmonic wave generating deviceIBIDEN CO LTD·Filed 1990·Granted May 28, 1991·1 cites·1 claims
- 3030US4957589AProcess for producing second harmonic wave generating deviceIBIDEN CO LTD·Filed 1988·Granted Sep 18, 1990·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →