Assignee
SUMITOMO CHEMICAL COMPANY LIMT
JP·4 granted patents·1 pending application·28 citations·filing 1998–2006
Top patents by PatentIndex Score
5 records- 0160US6084046ACopolymer and copolymer compositionSUMITOMO CHEMICAL COMPANY LIMT·Filed 1998·Granted Jul 4, 2000·18 cites·25 claims
- 0259US6806502B23-5 Group compound semiconductor and light emitting deviceSUMITOMO CHEMICAL COMPANY LIMT·Filed 2001·Granted Oct 19, 2004·10 cites·8 claims
- 0352US7553988B2Method for producing coupling compoundSUMITOMO CHEMICAL COMPANY LIMT·Filed 2006·Granted Jun 30, 2009·0 cites·12 claims
- 0445US2004152592A1Process for producing carbonyl or hydroxy compoundSUMITOMO CHEMICAL COMPANY LIMT·Filed 2004·Application pending·0 cites
- 0536US7205577B2Group 3-5 compound semiconductor and light emitting diodeSUMITOMO CHEMICAL COMPANY LIMT·Filed 2002·Granted Apr 17, 2007·0 cites·8 claims
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