Individual holder
HEDGER JOHN H
6 granted patents·10 citations·filing 1978–1980
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0141US4267765AReciprocating engine with improved feed and exhaust valve meansHEDGER JOHN H·Filed 1978·Granted May 19, 1981·8 cites·5 claims
- 0228US4213377AReciprocating engine with improved power output meansHEDGER JOHN H·Filed 1978·Granted Jul 22, 1980·2 cites·3 claims
- 0326US4333388AReciprocating engine with improved piston movement stabilizing meansHEDGER JOHN H·Filed 1980·Granted Jun 8, 1982·0 cites·2 claims
- 0426US4249454AFluid pressure driven reciprocating engineHEDGER JOHN H·Filed 1978·Granted Feb 10, 1981·0 cites·4 claims
- 0526US4241640AReciprocating engine with improved main bearingHEDGER JOHN H·Filed 1978·Granted Dec 30, 1980·0 cites·4 claims
- 0626US4238990AReciprocating engine with improved power output linkageHEDGER JOHN H·Filed 1978·Granted Dec 16, 1980·0 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →