Inventor · disambiguated record

Ryohei Imamura

Also filed as: IMAMURA RYOHEI

1 granted patent·11 citations·filing 2001–2001

33Inventor score

Technology areasH10W

Files withNIPPON CHEMICAL IND1

Top patents by PatentIndex Score

1 record

0158US6858300B2Red phosphorus-base flame retardant for epoxy resins, red phosphorus-base flame retardant compositions therefor, processes for the production of both, epoxy resin compositions for sealing for semiconductor devices, sealants and semiconductor devicesNIPPON CHEMICAL IND·Filed 2001·Granted Feb 22, 2005·11 cites·51 claims

Join the waitlist — get patent alerts

Get an alert when Ryohei Imamura 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 →