Inventor · disambiguated record
Katsuhiko Iijima
Also filed as: IIJIMA KATSUHIKO
11 granted patents·524 citations·filing 1974–1999
93Inventor score
Top patents by PatentIndex Score
11 records- 0193US4799564AElectric wheel driveMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Jan 24, 1989·193 cites·3 claims
- 0290US4844483AFloating seal deviceMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Jul 4, 1989·82 cites·5 claims
- 0388US5629596AMethod of controlling electric vehicle driven by an internal combustion engineFUJI ELECTRIC CO LTD·Filed 1994·Granted May 13, 1997·87 cites·4 claims
- 0474US3980000AControl system for a hydraulic clamping deviceMITSUBISHI HEAVY IND LTD·Filed 1974·Granted Sep 14, 1976·26 cites·1 claims
- 0569US4034998AApparatus for mounting and dismounting attachmentsMITSUBISHI HEAVY IND LTD·Filed 1975·Granted Jul 12, 1977·19 cites·3 claims
- 0665US4020745APower slide mechanismMITSUBISHI HEAVY IND LTD·Filed 1975·Granted May 3, 1977·17 cites·4 claims
- 0764US5368116AMethod of controlling electric vehicle driven by an internal combustion engineFUJI ELECTRIC CO LTD·Filed 1992·Granted Nov 29, 1994·34 cites·3 claims
- 0862US5747959AMethod of controlling electric vehicle driven by an internal combustion engineFUJI ELECTRIC CO LTD·Filed 1996·Granted May 5, 1998·36 cites·5 claims
- 0955US6163200AGate driver device for GTO thyristorELMEC INC·Filed 1999·Granted Dec 19, 2000·16 cites·4 claims
- 1054US4046346ASlide mechanism having means for fixing movable framesMITSUBISHI HEAVY IND LTD·Filed 1975·Granted Sep 6, 1977·11 cites·11 claims
- 1129US4104954AHydraulic control systemMITSUBISHI HEAVY IND LTD·Filed 1974·Granted Aug 8, 1978·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →