Inventor · disambiguated record
Keiichi Sugiyama
Also filed as: MATSUMOTO HIROMITSU · NOSAKA IKUO · SUGIYAMA KEIICHI
29 granted patents·2 pending applications·481 citations·filing 1974–2020
97Inventor score
Top patents by PatentIndex Score
31 records- 0191US5716155AT-shaped connection frameHONDA MOTOR CO LTD·Filed 1994·Granted Feb 10, 1998·93 cites·9 claims
- 0290US3945930AWater-soluble metal working lubricantsTOHO CHEM IND CO LTD·Filed 1974·Granted Mar 23, 1976·49 cites·6 claims
- 0385US11114829B2Electric connection boxYAZAKI CORP·Filed 2020·Granted Sep 7, 2021·2 cites·11 claims
- 0485US4512311AIntake control system for multi-valve type internal combustion engineYAMAHA MOTOR CO LTD·Filed 1984·Granted Apr 23, 1985·23 cites·11 claims
- 0582US5704415AWinding small tube apparatus and manufacturing method thereofNIPPON LIGHT METAL CO·Filed 1995·Granted Jan 6, 1998·48 cites·41 claims
- 0680US11380508B2Electric connection boxYAZAKI CORP·Filed 2020·Granted Jul 5, 2022·1 cites·6 claims
- 0778US4232640AInduction system for an internal combustion engineYAMAHA MOTOR CO LTD·Filed 1978·Granted Nov 11, 1980·17 cites·9 claims
- 0876US10098247B2Electric connection box and wire harnessYAZAKI CORP·Filed 2017·Granted Oct 9, 2018·2 cites·5 claims
- 0969US4231339AControl device for exhaust gas recycled internal combustion engineYAMAHA MOTOR CO LTD·Filed 1979·Granted Nov 4, 1980·12 cites·10 claims
- 1069US4194477ADevice for admission of secondary air to internal combustion engine intakeYAMAHA MOTOR CO LTD·Filed 1978·Granted Mar 25, 1980·22 cites·3 claims
- 1167US4151777APiano sound pickup method and deviceNOSAKA IKUO·Filed 1976·Granted May 1, 1979·13 cites·4 claims
- 1261US9815106B2Buffer turret apparatusAMADA CO LTD·Filed 2013·Granted Nov 14, 2017·2 cites·3 claims
- 1361US4567860AIntake system for multiple cylinder enginesYAMAHA MOTOR CO LTD·Filed 1984·Granted Feb 4, 1986·11 cites·2 claims
- 1460US4727829AIntake system for internal combustion engineYAMAHA MOTOR CO LTD·Filed 1986·Granted Mar 1, 1988·18 cites·14 claims
- 1560US4381749AIntake device for engineYAMAHA MOTOR CO LTD·Filed 1981·Granted May 3, 1983·10 cites·10 claims
- 1657US6828498B2Audio signal outputting method, audio signal reproduction method, and computer program productSEGA KK DBA SEGA CORP·Filed 2002·Granted Dec 7, 2004·7 cites·13 claims
- 1757US5706028APosition indicatorWACOM CO LTD·Filed 1995·Granted Jan 6, 1998·33 cites·15 claims
- 1855US4726340AIntake system for multi-cylinder engineYAMAHA MOTOR CO LTD·Filed 1986·Granted Feb 23, 1988·15 cites·14 claims
- 1955US4292944AIntake control system for internal combustion engineYAMAHA MOTOR CO LTD·Filed 1980·Granted Oct 6, 1981·9 cites·7 claims
- 2054US4660530AIntake system for internal combustion engineYAMAHA MOTOR CO LTD·Filed 1986·Granted Apr 28, 1987·14 cites·19 claims
- 2154US4576131AIntake control system for multi-valve type internal combustion engineYAMAHA MOTOR CO LTD·Filed 1985·Granted Mar 18, 1986·10 cites·4 claims
- 2254US4306533AInternal combustion engine with exhaust gas recycling systemYAMAHA MOTOR CO LTD·Filed 1979·Granted Dec 22, 1981·6 cites·12 claims
- 2352US5743124AMethod of bending extruded shapesNIPPON LIGHT METAL CO·Filed 1996·Granted Apr 28, 1998·13 cites·4 claims
- 2451US4414953AInternal combustion engine with exhaust gas recycling systemYAMAHA MOTOR CO LTD·Filed 1981·Granted Nov 15, 1983·6 cites·2 claims
- 2549US6075468AAngle information input apparatusWACOM CO LTD·Filed 1998·Granted Jun 13, 2000·22 cites·9 claims
- 2643US4237828AMethod of controlling an internal combustion engineYAMAHA MOTOR CO LTD·Filed 1978·Granted Dec 9, 1980·4 cites·13 claims
- 2742US4564119AAluminum can endNIPPON LIGHT METAL CO·Filed 1984·Granted Jan 14, 1986·17 cites·6 claims
- 2841US9975165B2Buffer turret apparatusAMADA CO LTD·Filed 2017·Granted May 22, 2018·0 cites·3 claims
- 2941US2002095437A1Information processing apparatus, method for utilizing the same and program for information processing apparatusFiled 2002·Application pending·0 cites
- 3039US2012196573A1Mobile device, and security lock control method and program thereofSUGIYAMA KEIICHI·Filed 2010·Application pending·0 cites
- 3130US6075521ACoordinate input deviceWACOM CO LTD·Filed 1998·Granted Jun 13, 2000·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →