Inventor · disambiguated record
Hirotoshi Murakami
Also filed as: MURAKAMI HIROTOSHI
5 granted patents·2 pending applications·43 citations·filing 1992–2009
78Inventor score
Files withSUMITOMO RUBBER IND4MIZUMOTO YOSHIHISA1SUMIO GOMU KOGYO KABUSHIKI KAI1SUMITO RUBBER IND LTD1
Top patents by PatentIndex Score
7 records- 0158US7869749B2Semiconductive rubber rollerSUMITOMO RUBBER IND·Filed 2007·Granted Jan 11, 2011·2 cites·9 claims
- 0257US6032943AElastic rollerSUMITOMO RUBBER IND·Filed 1994·Granted Mar 7, 2000·12 cites·8 claims
- 0356US5443873ASilicone rubber roller for electrophotography and method of producing the sameSUMITOMO RUBBER IND·Filed 1992·Granted Aug 22, 1995·18 cites·9 claims
- 0437US5834584ASilicone rubber roller for electrophotography and method of producing the sameSUMITOMO RUBBER IND·Filed 1995·Granted Nov 10, 1998·5 cites·6 claims
- 0536US5454559ARubber member for paper feed deviceSUMIO GOMU KOGYO KABUSHIKI KAI·Filed 1993·Granted Oct 3, 1995·6 cites·6 claims
- 0636US2009233776A1Conductive rollerSUMITO RUBBER IND LTD·Filed 2009·Application pending·0 cites
- 0732US2007041752A1Semiconductive rollerMIZUMOTO YOSHIHISA·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →