Inventor · disambiguated record
Richard D. Ray
Also filed as: RAY RICHARD D · RAY RICHARD DOUGLAS
4 granted patents·116 citations·filing 1993–1997
80Inventor score
Files withCANON KK4
Top patents by PatentIndex Score
4 records- 0168US6259444B1User-definable interactive systemCANON KK·Filed 1997·Granted Jul 10, 2001·61 cites·94 claims
- 0256US5515423ATwo-line telephone controllerCANON KK·Filed 1993·Granted May 7, 1996·24 cites·49 claims
- 0348US5802150ACommunication control board with audio functionsCANON KK·Filed 1994·Granted Sep 1, 1998·20 cites·14 claims
- 0446US5960065ATwo-line telephone controller with hold featureCANON KK·Filed 1996·Granted Sep 28, 1999·11 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →