Individual holder
GRUBER THOMAS J
US·3 granted patents·63 citations·filing 1978–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0182US4865637AFilter cartridgeGRUBER THOMAS J·Filed 1988·Granted Sep 12, 1989·48 cites·21 claims
- 0243US4203415AHeat exchangerGRUBER THOMAS J·Filed 1978·Granted May 20, 1980·9 cites·13 claims
- 0332US4898602ASelectively openable filtering assemblyGRUBER THOMAS J·Filed 1988·Granted Feb 6, 1990·6 cites·22 claims
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