Inventor · disambiguated record
Masaaki Itou
Also filed as: ITOU MASAAKI
14 granted patents·5 pending applications·295 citations·filing 1990–2025
92Inventor score
Top patents by PatentIndex Score
19 records- 0190US5222112AX-ray pattern masking by a reflective reduction projection optical systemHITACHI LTD·Filed 1991·Granted Jun 22, 1993·134 cites·36 claims
- 0286US6916886B2Propylene block copolymerJAPAN POLYPROPYLENE CORP·Filed 2002·Granted Jul 12, 2005·31 cites·3 claims
- 0384US10319501B2Chip resistorPANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 11, 2019·3 cites·8 claims
- 0483US2025391908A1Positive electrode for secondary battery and secondary batteryMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
- 0581US5305364AProjection type X-ray lithography apparatusHITACHI LTD·Filed 1992·Granted Apr 19, 1994·38 cites·19 claims
- 0679US5408320AWorkpiece having alignment marks for positioning a pattern at a different pitch to be formed thereon, and method for fabricating the sameHITACHI LTD·Filed 1992·Granted Apr 18, 1995·29 cites·14 claims
- 0776US2022416249A1Secondary batteryMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 0875US8846589B2Lubricating oil composition for transmissionMATSUOKA TORU·Filed 2007·Granted Sep 30, 2014·4 cites·11 claims
- 0974US2025336914A1Positive electrode and secondary batteryMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
- 1069US9012380B2Lubricant base oil, lubricant composition for internal combustion engine and lubricant composition for driving force transmitting deviceSANO TAKASHI·Filed 2006·Granted Apr 21, 2015·1 cites·4 claims
- 1162US5272744AReflection maskHITACHI LTD·Filed 1992·Granted Dec 21, 1993·33 cites·16 claims
- 1262US5200798AMethod of position detection and the method and apparatus of printing patterns by use of the position detection methodHITACHI LTD·Filed 1991·Granted Apr 6, 1993·14 cites·25 claims
- 1356US8728997B2Lubricating oil compositionKUROSAWA OSAMU·Filed 2007·Granted May 20, 2014·1 cites·8 claims
- 1450US2007270320A1Lubricant composition for automatic transmissionNIPPON OIL CORP·Filed 2007·Application pending·0 cites
- 1546US2012065109A1Lubricating oil composition for transmissionMATSUOKA TORU·Filed 2011·Application pending·0 cites
- 1642US10087389B2Lubricating oil compositionJX NIPPON OIL & ENERGY CORP·Filed 2014·Granted Oct 2, 2018·0 cites·8 claims
- 1742US7070288B2Vehicle mirror device, method for manufacturing mirror device for vehicle, and vehicleTOKAI RIK A DENKI SEISAKUSHO K·Filed 2003·Granted Jul 4, 2006·5 cites·16 claims
- 1841US11560527B2Lubricating oil composition for transmissionENEOS CORP·Filed 2020·Granted Jan 24, 2023·0 cites·17 claims
- 1932US4984259AX-ray exposure apparatusHITACHI LTD·Filed 1990·Granted Jan 8, 1991·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →