Individual holder
SPENCER RICHARD O
4 granted patents·79 citations·filing 1977–1985
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0183US4682457AOpen office landscape systemSPENCER RICHARD O·Filed 1985·Granted Jul 28, 1987·71 cites·8 claims
- 0248USD252848SRecord cleanerSPENCER RICHARD O·Filed 1977·Granted Sep 11, 1979·4 cites·1 claims
- 0346USD248817SPhonograph record cleanerSPENCER RICHARD O·Filed 1977·Granted Aug 8, 1978·4 cites·1 claims
- 0426USD251949SConsole phonograph record cleaner cover plateSPENCER RICHARD O·Filed 1977·Granted May 29, 1979·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →