Inventor · disambiguated record
Koji Tsuzukiyama
Also filed as: TSUZUKIYAMA KOJI
3 granted patents·53 citations·filing 1988–1998
71Inventor score
Top patents by PatentIndex Score
3 records- 0171US6190153B1Oriented film producing facility with thickness and orientation control meansMITSUI CHEMICALS INC·Filed 1998·Granted Feb 20, 2001·34 cites·16 claims
- 0247US5034255AOptical recording medium and method of its productionMITSUI PETROCHEMICAL IND·Filed 1989·Granted Jul 23, 1991·14 cites·7 claims
- 0339US4981777AProcess for preparation of optical recording mediumMITSUI PETROCHEMICAL IND·Filed 1988·Granted Jan 1, 1991·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →