Inventor · disambiguated record
Toyohiro Hamamatsu
Also filed as: HAMAMATSU TOYOHIRO
1 granted patent·6 pending applications·0 citations·filing 2005–2009
11Inventor score
Files withSUMITOMO CHEMICAL CO7
Top patents by PatentIndex Score
7 records- 0152US2008268235A1Light diffuser plateSUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 0245US7423094B2Light-diffusing polycarbonate resin compositionSUMITOMO CHEMICAL CO·Filed 2005·Granted Sep 9, 2008·0 cites·4 claims
- 0342US2006051704A1Resin plateSUMITOMO CHEMICAL CO·Filed 2005·Application pending·0 cites
- 0437US2008050539A1Light diffusing plateSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 0537US2008186429A1Light diffuser plate surface emission light source apparatus and liquid crystal displaySUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 0636US2009190067A1Light diffuser plate, surface light source, and liquid crystal displaySUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 0731US2006110115A1Polycarbonate resin light diffusion plateSUMITOMO CHEMICAL CO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →