Inventor · disambiguated record
Kenneth J. Nisper
Also filed as: NISPER KENNETH J
5 granted patents·68 citations·filing 1977–1979
80Inventor score
Top patents by PatentIndex Score
5 records- 0166US4268046AMultiple seal stationary sealing ringMUSKEGON PISTON RING CO INC·Filed 1979·Granted May 19, 1981·20 cites·18 claims
- 0265US4194747AThree-piece oil control ringMUSKEGON PISTON RING·Filed 1978·Granted Mar 25, 1980·21 cites·20 claims
- 0365US4099730APiston ring constructionQUESTOR CORP·Filed 1977·Granted Jul 11, 1978·20 cites·11 claims
- 0430US4130288APiston ringQUESTOR CORP·Filed 1977·Granted Dec 19, 1978·3 cites·6 claims
- 0529US4226430ATwo-piece oil control ringMUSKEGON PISTON RING CO INC·Filed 1978·Granted Oct 7, 1980·4 cites·11 claims
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