Inventor · disambiguated record
Hiroshi Ohsawa
Also filed as: OHSAWA HIROSHI
40 granted patents·4 pending applications·566 citations·filing 1991–2012
98Inventor score
Top patents by PatentIndex Score
44 records- 0192USD469196SRear combination lamp of a motor vehicleHONDA MOTOR CO LTD·Filed 2001·Granted Jan 21, 2003·53 cites·1 claims
- 0288US6373155B1Propulsion unit of vehicleSUZUKI MOTOR CO·Filed 2000·Granted Apr 16, 2002·41 cites·13 claims
- 0385US5798589ABrushless motor having lubrication system for upper and lower bearingsZEXEL CORP·Filed 1996·Granted Aug 25, 1998·71 cites·26 claims
- 0480US8601989B2Variable valve gear for internal combustion engineOHSAWA HIROSHI·Filed 2011·Granted Dec 10, 2013·4 cites·7 claims
- 0577US9263374B2Semiconductor device and manufacturing method thereforMASUDA MASACHIKA·Filed 2011·Granted Feb 16, 2016·5 cites·38 claims
- 0675US6311495B1Composite power unitSUZUKI MOTOR CO·Filed 2000·Granted Nov 6, 2001·31 cites·12 claims
- 0775US5554913ABlower system for vehicle air-conditionersZEXEL CORP·Filed 1994·Granted Sep 10, 1996·38 cites·3 claims
- 0874US7905212B2Balancer apparatus of engineSUZUKI MOTOR CORP·Filed 2008·Granted Mar 15, 2011·6 cites·3 claims
- 0974US7434560B2Balancing device for an engineSUZUKI MOTOR CORP·Filed 2007·Granted Oct 14, 2008·6 cites·4 claims
- 1074US6829279B1Laser oscillating apparatus, exposure apparatus using the same and device fabrication methodCANON KK·Filed 2000·Granted Dec 7, 2004·13 cites·42 claims
- 1174US6198184B1Brushless motorZEXEL CORP·Filed 1998·Granted Mar 6, 2001·31 cites·8 claims
- 1271US5901268ADrive control apparatus for brushless motorZEXEL CORP·Filed 1998·Granted May 4, 1999·33 cites·18 claims
- 1371US5582878AProcess for producing magnetic recording mediumSHOWA DENKO KK·Filed 1996·Granted Dec 10, 1996·24 cites·9 claims
- 1469US8863706B2Four-stroke cycle engineSUZUKI MOTOR CORP·Filed 2012·Granted Oct 21, 2014·2 cites·3 claims
- 1569US5841202AEMI prevention circuit for a car-mounted electronic control unitZEXEL CORP·Filed 1997·Granted Nov 24, 1998·40 cites·6 claims
- 1666US6744802B1Laser oscillating apparatus with slotted waveguideCANON KK·Filed 2000·Granted Jun 1, 2004·8 cites·30 claims
- 1766US6706863B2Organic pigment with high transparency and hydrophobicityCLARIANT FINANCE BVI LTD·Filed 2001·Granted Mar 16, 2004·8 cites·8 claims
- 1863US6424126B1Propulsion system of a vehicle having two flywheels with different moments of inertiaSUZUKI MOTOR CO·Filed 2000·Granted Jul 23, 2002·17 cites·19 claims
- 1961US6915768B2Variable operating valve apparatus for an internal combustion engineSUZUKI MOTOR CO·Filed 2003·Granted Jul 12, 2005·7 cites·12 claims
- 2060US8047176B2Balancer apparatus for an engineSUZUKI MOTOR CORP·Filed 2008·Granted Nov 1, 2011·1 cites·2 claims
- 2160US6650678B1Laser oscillating apparatusCANON KK·Filed 2000·Granted Nov 18, 2003·5 cites·30 claims
- 2257US8285275B2Communication terminal device and communication methodOHSAWA HIROSHI·Filed 2009·Granted Oct 9, 2012·1 cites·24 claims
- 2357US6718934B2Balancer structure for a V-type engineSUZUKI MOTOR CO·Filed 2002·Granted Apr 13, 2004·7 cites·17 claims
- 2453US5863473AProcess for producing magnetic recording mediumSHOWA DENKO KK·Filed 1997·Granted Jan 26, 1999·13 cites·9 claims
- 2553USD395259SAutomobileHONDA MOTOR CO LTD·Filed 1995·Granted Jun 16, 1998·8 cites·1 claims
- 2652US6156676ALaser marking of semiconductor wafer substrate while inhibiting adherence to substrate surface of particles generated during laser markingLSI LOGIC CORP·Filed 1998·Granted Dec 5, 2000·17 cites·7 claims
- 2750US6727010B2Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrateSHOWA DENKO KK·Filed 2001·Granted Apr 27, 2004·8 cites·7 claims
- 2849US5973894AMagnetic recording medium and process for producing sameSHOWA DENKO KK·Filed 1997·Granted Oct 26, 1999·7 cites·3 claims
- 2948US6801554B1Laser oscillating apparatus, exposure apparatus, and device fabrication methodCANON KK·Filed 2000·Granted Oct 5, 2004·1 cites·11 claims
- 3047US5957104ACylinder head structure of an internal combustion engineSUZUKI MOTOR CO·Filed 1998·Granted Sep 28, 1999·9 cites·6 claims
- 3147US5936364ADrive control apparatus for brushless motorZEXEL CORP·Filed 1998·Granted Aug 10, 1999·14 cites·6 claims
- 3247US5517101AStepping motor control device for automobile air-conditioning systemZEXEL CORP·Filed 1993·Granted May 14, 1996·13 cites·26 claims
- 3342US2003127625A1Antifogging agent compositionFiled 2002·Application pending·0 cites
- 3441US7087325B2Magnetic recording medium and production process thereofSHOWA DENKO KK·Filed 2003·Granted Aug 8, 2006·0 cites·8 claims
- 3541US6607048B2Motor assisting apparatus for vehicleSUZUKI MOTOR CO·Filed 2001·Granted Aug 19, 2003·3 cites·9 claims
- 3640US6384120B1Synthetic resin film for agricultural use excellent in antifog and antimist propertiesCLARIANT FINANCE BVI LTD·Filed 1998·Granted May 7, 2002·7 cites·7 claims
- 3740US2010137032A1Communication terminal deviceOKAMOTO SHUJI·Filed 2008·Application pending·0 cites
- 3839US2002076579A1Magnetic recording medium, production process thereof, magnetic recording and reproducing apparatus, and medium substrateSHOWA DENKO KK·Filed 2001·Application pending·0 cites
- 3939US2011107989A1Variable valve operating system for internal combustion engineSUZUKI MOTOR CORP·Filed 2010·Application pending·0 cites
- 4034US5907226ADrive control apparatus for brushless motorZEXEL CORP·Filed 1998·Granted May 25, 1999·6 cites·20 claims
- 4133US5781082APower supply filter for preventing noise signal from entering power supply circuitZEXEL CORP·Filed 1995·Granted Jul 14, 1998·4 cites·20 claims
- 4232US6132651AMagnetic recording medium and process for producing sameSHOWA DENKO KK·Filed 1999·Granted Oct 17, 2000·0 cites·5 claims
- 4330US5477411APulse motor control deviceZEXEL CORP·Filed 1994·Granted Dec 19, 1995·0 cites·4 claims
- 4425US5216986AV-engine constructionSUZUKI MOTOR CO·Filed 1991·Granted Jun 8, 1993·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →