Inventor · disambiguated record
Ryuusaku Takahashi
Also filed as: TAKAHASHI RYUUSAKU
2 granted patents·8 citations·filing 1998–1999
50Inventor score
Technology areasG03F
Top patents by PatentIndex Score
2 records- 0144US6207788B1Novolak resin precursor, novolak resin and positive photoresist composition containing the novolak resinTOKYO OHKA KOGYA CO LTD·Filed 1998·Granted Mar 27, 2001·8 cites·1 claims
- 0222US6417317B1Novolak resin precursor, novolak resin and positive photoresist composition containing the novolak resinTOGYO OHKA KOGYO CO LTD·Filed 1999·Granted Jul 9, 2002·0 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Ryuusaku Takahashi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →