Inventor · disambiguated record
Masaaki Ashida
Also filed as: ASHIDA MASAAKI
21 granted patents·3 pending applications·305 citations·filing 1987–2010
95Inventor score
Files withNISSAN MOTOR13JAPAN SCIENCE & TECH AGENCY3WAKO PURE CHEM IND LTD3ASHIDA MASAAKI1ITOH TADASHI1
Top patents by PatentIndex Score
24 records- 0188US6742495B2Engine control apparatusNISSAN MOTOR·Filed 2003·Granted Jun 1, 2004·37 cites·39 claims
- 0288US6722344B2Engine control apparatusNISSAN MOTOR·Filed 2003·Granted Apr 20, 2004·37 cites·15 claims
- 0386US7662731B2Quantum dot manipulating method and quantum dot production/manipulation apparatusJAPAN SCIENCE & TECH AGENCY·Filed 2005·Granted Feb 16, 2010·28 cites·14 claims
- 0483US7520127B2Exhaust manifold for four-cylinder engineNISSAN MOTOR·Filed 2005·Granted Apr 21, 2009·9 cites·8 claims
- 0582US6640758B2Engine valve timing controllerNISSAN MOTOR·Filed 2002·Granted Nov 4, 2003·21 cites·10 claims
- 0681US4970152AReagents for determining peptidoglycan and β-1,3-glucanWAKO PURE CHEM IND LTD·Filed 1987·Granted Nov 13, 1990·47 cites·12 claims
- 0780US7787122B2Optical waveform measurement device and measurement method thereof, complex refractive index measurement device and measurement method thereof, and computer program recording medium containing the programNAT INST INF & COMM TECH·Filed 2004·Granted Aug 31, 2010·17 cites·24 claims
- 0876US8459016B2Exhaust manifold for internal combustion engineASHIDA MASAAKI·Filed 2010·Granted Jun 11, 2013·5 cites·23 claims
- 0971US6962049B2Exhaust manifold for four-cylinder engineNISSAN MOTOR·Filed 2003·Granted Nov 8, 2005·13 cites·10 claims
- 1071US6962048B2Engine exhaust apparatusNISSAN MOTOR·Filed 2003·Granted Nov 8, 2005·17 cites·17 claims
- 1168US5893816AEngine idle rotation speed controllerNISSAN MOTOR·Filed 1997·Granted Apr 13, 1999·21 cites·13 claims
- 1259US6413729B1Peptidoglycan recognition proteins and their productionWAKO PURE CHEMICAL IND INC·Filed 1999·Granted Jul 2, 2002·9 cites·1 claims
- 1354US6034217APeptidoglycan recognition proteins and their productionWAKO PURE CHEM IND LTD·Filed 1997·Granted Mar 7, 2000·14 cites·2 claims
- 1452US7050901B2Fuel property determination systemNISSAN MOTOR·Filed 2004·Granted May 23, 2006·10 cites·29 claims
- 1550US7669412B2Exhaust manifold for internal combustion engineNISSAN MOTOR·Filed 2004·Granted Mar 2, 2010·4 cites·29 claims
- 1649US5585248AMethod for assaying activity of prophenoloxidase activating enzyme and application thereofWAKO PURE CHEM IND LTD·Filed 1994·Granted Dec 17, 1996·15 cites·10 claims
- 1748US8357272B2Quantum dot manipulating method and quantum dot production/manipulation apparatusJAPAN SCIENCE & TECH AGENCY·Filed 2009·Granted Jan 22, 2013·0 cites·10 claims
- 1848US7444981B2Internal-combustion engine and method of disposing ignition plug thereofNISSAN MOTOR·Filed 2006·Granted Nov 4, 2008·1 cites·14 claims
- 1943US2007248507A1Exhaust gas purification deviceNISSAN MOTOR·Filed 2007·Application pending·0 cites
- 2040US7683457B2Group I-VII semiconductor single crystal thin film and process for producing sameJAPAN SCIENCE & TECH AGENCY·Filed 2004·Granted Mar 23, 2010·0 cites·11 claims
- 2136US2003202918A1Exhaust gas purification deviceNISSAN MOTOR·Filed 2003·Application pending·0 cites
- 2235US8175132B2Laser device and lasing methodITOH TADASHI·Filed 2004·Granted May 8, 2012·0 cites·9 claims
- 2335US7425312B2Hydrocarbon trapping deviceNISSAN MOTOR·Filed 2003·Granted Sep 16, 2008·0 cites·4 claims
- 2430US2003166068A1Peptidoglycan recognition proteins and their productionFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →