Assignee
NIPPON CLEAN ENGINE RES
JP·6 granted patents·183 citations·filing 1982–1997
Top patents by PatentIndex Score
6 records- 0187US4445468A2-Stroke internal combustion engine and an ignition-combustion method of an internal combustion engineNIPPON CLEAN ENGINE RES·Filed 1982·Granted May 1, 1984·46 cites·26 claims
- 0279US4469054ATwo-stroke internal-combustion engineNIPPON CLEAN ENGINE RES·Filed 1983·Granted Sep 4, 1984·45 cites·56 claims
- 0376US4770138AFuel injection type internal combustion engineNIPPON CLEAN ENGINE RES·Filed 1987·Granted Sep 13, 1988·29 cites·35 claims
- 0471US5329901AHot surface impact ignition type internal combustion engine and method of hot surface impact ignitionNIPPON CLEAN ENGINE RES·Filed 1990·Granted Jul 19, 1994·28 cites·20 claims
- 0552US5357924ADirect-injection type compression-ignition internal combustion engineNIPPON CLEAN ENGINE RES·Filed 1992·Granted Oct 25, 1994·21 cites·14 claims
- 0634US5933884AMethod of moving horizontally resting subjectNIPPON CLEAN ENGINE RES·Filed 1997·Granted Aug 10, 1999·14 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →