Inventor · disambiguated record
Shigekazu Hasegawa
Also filed as: HASEGAWA SHIGEKAZU
16 granted patents·411 citations·filing 1980–2001
95Inventor score
Top patents by PatentIndex Score
16 records- 0188US6679971B2Front plate for plasma display panels, and method of producing the sameNISSHIN SPINNING·Filed 2001·Granted Jan 20, 2004·32 cites·16 claims
- 0286US6686536B2Method of forming electrode section on inner surface of transparent electromagnetic wave shielding plate, and transparent electromagnetic wave shielding plate formed therebyNISSHIN SPINNING·Filed 2001·Granted Feb 3, 2004·41 cites·5 claims
- 0385US4775940APlowing depth detecting system for rotary plowKUBOTA LTD·Filed 1986·Granted Oct 4, 1988·42 cites·11 claims
- 0484US5429005ATransmission system for transmitting engine drive in varied speeds to drive wheels of a working vehicleKUBOTA KK·Filed 1993·Granted Jul 4, 1995·38 cites·12 claims
- 0584US5109964AConical roller type clutch apparatusKUBOTA KK·Filed 1991·Granted May 5, 1992·35 cites·9 claims
- 0684US4535847ATractor with three-point linkage connecting scraper thereto and automatic tilt controlKUBOTA LTD·Filed 1983·Granted Aug 20, 1985·40 cites·11 claims
- 0777US4300638AAutomatic position control apparatus for ground working vehicleKUBOTA LTD·Filed 1980·Granted Nov 17, 1981·25 cites·4 claims
- 0876US4637269ADrive apparatusKUBOTA LTD·Filed 1983·Granted Jan 20, 1987·29 cites·6 claims
- 0971US4719812ATransmission casing including a hydraulic clutchKUBOTA LTD·Filed 1986·Granted Jan 19, 1988·26 cites·11 claims
- 1068US4974403AGrass cutting system having a grass catcherKUBOTA LTD·Filed 1989·Granted Dec 4, 1990·24 cites·21 claims
- 1166US4711329AHydraulic circuit construction for power shift transmissionKUBOTA LTD·Filed 1986·Granted Dec 8, 1987·16 cites·9 claims
- 1264US5341893AFour wheel drive working vehicle having transmission clutches separately operable for driving right and left rear wheelsKUBOTA KK·Filed 1992·Granted Aug 30, 1994·27 cites·5 claims
- 1345US5407042APropelling transmission structure for a working vehicleKUBOTA KK·Filed 1993·Granted Apr 18, 1995·16 cites·8 claims
- 1445US4907465AChange speed control structure for hydraulic transmissionKUBOTA LTD·Filed 1987·Granted Mar 13, 1990·10 cites·6 claims
- 1533US4388365APorous FRP sheet and manufacturing method thereofHAWEGAWA CHEM IND·Filed 1982·Granted Jun 14, 1983·5 cites·2 claims
- 1627US4467006AWoven reinforcement for plasticHASEGAWA CHEM IND·Filed 1983·Granted Aug 21, 1984·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →