Inventor · disambiguated record
Ryoji Higashi
Also filed as: HIGASHI RYOJI
2 granted patents·26 citations·filing 1983–1986
59Inventor score
Files withPIONEER ELECTRONIC CORP2
Top patents by PatentIndex Score
2 records- 0156US4766504AVideo disk and recorder with time recorded twicePIONEER ELECTRONIC CORP·Filed 1986·Granted Aug 23, 1988·21 cites·4 claims
- 0241US4683502AVideo disc type recording and reproducing system with interference reduction filterPIONEER ELECTRONIC CORP·Filed 1983·Granted Jul 28, 1987·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →