Individual holder
BISHOP ALVA J
US·3 granted patents·20 citations·filing 1982–1989
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0138US4962703ASelf supply automatic ink stamping deviceBISHOP ALVA J·Filed 1989·Granted Oct 16, 1990·9 cites·6 claims
- 0231US4718341AContact ink stamping apparatusBISHOP ALVA J·Filed 1986·Granted Jan 12, 1988·6 cites·3 claims
- 0331US4423680AAutomatic contact ink stamping apparatusBISHOP ALVA J·Filed 1982·Granted Jan 3, 1984·5 cites·3 claims
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