Inventor · disambiguated record
Shigeharu Iijima
Also filed as: IIJIMA SHIGEHARU
8 granted patents·108 citations·filing 1983–1988
88Inventor score
Files withCANON KK8
Top patents by PatentIndex Score
8 records- 0168US4618537ARecording mediumCANON KK·Filed 1984·Granted Oct 21, 1986·13 cites·21 claims
- 0267US4585312AElectrochromic elementCANON KK·Filed 1983·Granted Apr 29, 1986·24 cites·6 claims
- 0360US4777068AOptical recording mediumCANON KK·Filed 1985·Granted Oct 11, 1988·17 cites·24 claims
- 0459US4741967AMagnetic recording mediumCANON KK·Filed 1984·Granted May 3, 1988·16 cites·9 claims
- 0552US4710418AOptical recording mediumCANON KK·Filed 1987·Granted Dec 1, 1987·14 cites·6 claims
- 0643US4578322ARecording mediumCANON KK·Filed 1985·Granted Mar 25, 1986·9 cites·2 claims
- 0741US4661191AMethod for bonding a color separation filterCANON KK·Filed 1985·Granted Apr 28, 1987·11 cites·4 claims
- 0833US4939023AOpto-magnetic recording mediumCANON KK·Filed 1988·Granted Jul 3, 1990·4 cites·19 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →