Inventor · disambiguated record
Yoji Hasegawa
Also filed as: HASEGAWA YOJI
13 granted patents·392 citations·filing 1982–2008
93Inventor score
Top patents by PatentIndex Score
13 records- 0195US7796310B2Image reading apparatus and control method therefor, as well as storage mediumCANON DENSHI KK·Filed 2008·Granted Sep 14, 2010·37 cites·13 claims
- 0291US4538413AParticle removing system for an internal combustion engineNISSAN MOTOR·Filed 1983·Granted Sep 3, 1985·89 cites·5 claims
- 0390US4574589AExhaust particle removing system for an internal combustion engineNISSAN MOTOR·Filed 1983·Granted Mar 11, 1986·73 cites·6 claims
- 0487US4567725ATrap regenerative device control apparatusNISSAN MOTOR·Filed 1984·Granted Feb 4, 1986·57 cites·22 claims
- 0578US4608640ATrap regenerative device control apparatusNISSAN MOTOR·Filed 1984·Granted Aug 26, 1986·31 cites·28 claims
- 0674US4541239AExhaust purification apparatusNISSAN MOTOR·Filed 1984·Granted Sep 17, 1985·39 cites·7 claims
- 0768US4522027AExhaust particle removal system for an internal combustion engineNISSAN MOTOR·Filed 1984·Granted Jun 11, 1985·23 cites·4 claims
- 0867US7126276B2Non-evaporation type getter, display unit and production method for themSONY CORP·Filed 2002·Granted Oct 24, 2006·7 cites·9 claims
- 0961US6425793B1Impregnated cathode and method of manufacturing same, electron gun and electron tubeSONY CORP·Filed 2000·Granted Jul 30, 2002·4 cites·12 claims
- 1060US6252341B1Impregnated cathode having varying surface porositySONY CORP·Filed 1998·Granted Jun 26, 2001·13 cites·19 claims
- 1146US8018155B2Short arc type high voltage electrical discharge electrode, short arc type high voltage electrical discharge tube, short arc type high voltage electrical discharge light source apparatus, and their manufacturing methodsSONY CORP·Filed 2006·Granted Sep 13, 2011·0 cites·9 claims
- 1246US4522028ARegenerative burner control apparatusNISSAN MOTOR·Filed 1984·Granted Jun 11, 1985·14 cites·6 claims
- 1342US4422431AExhaust gas recirculation system for internal combustion engineNISSAN MOTOR·Filed 1982·Granted Dec 27, 1983·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →