Inventor · disambiguated record
Ryuji Oki
Also filed as: OKI RYUJI
5 granted patents·151 citations·filing 1975–1996
83Inventor score
Files withSONY CORP5
Top patents by PatentIndex Score
5 records- 0187US5634200AAntenna duplexer and transmitting/receiving apparatus using the sameSONY CORP·Filed 1996·Granted May 27, 1997·56 cites·16 claims
- 0285US4395777ADouble superheterodyne receiverSONY CORP·Filed 1981·Granted Jul 26, 1983·47 cites·13 claims
- 0375US3944908AVoltage converterSONY CORP·Filed 1975·Granted Mar 16, 1976·21 cites·4 claims
- 0442US5524287ARadio communication apparatusSONY CORP·Filed 1994·Granted Jun 4, 1996·23 cites·12 claims
- 0532US4686708AAntenna circuitSONY CORP·Filed 1985·Granted Aug 11, 1987·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →