Inventor · disambiguated record
Yoshiyuki Ohnuma
Also filed as: OHNUMA YOSHIYUKI
5 granted patents·62 citations·filing 1986–2003
80Inventor score
Top patents by PatentIndex Score
5 records- 0167US4886767ASilicon nitride-ceramic and a manufacturing method therofTOSHIBA KK·Filed 1988·Granted Dec 12, 1989·20 cites·7 claims
- 0260US5187127AFiber-reinforced silicon nitride ceramicTOSHIBA KK·Filed 1991·Granted Feb 16, 1993·18 cites·4 claims
- 0355US4853299ASilicon carbide sintered body and method of manufacturing the sameTOSHIBA KK·Filed 1986·Granted Aug 1, 1989·13 cites·18 claims
- 0452US5026737AProcess for the production of urethane-modified polyisocyanurate foamACHILLES CORP·Filed 1989·Granted Jun 25, 1991·8 cites·13 claims
- 0551US6960618B2Preparation method for rigid polyurethane foamACHILLES CORP·Filed 2003·Granted Nov 1, 2005·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →