Inventor · disambiguated record
Hideo Negawa
Also filed as: NEGAWA HIDEO
5 granted patents·141 citations·filing 1987–1995
82Inventor score
Files withSUMITOMO CHEMICAL CO5
Top patents by PatentIndex Score
5 records- 0194US5256473AInfrared absorbing film improved in transparencySUMITOMO CHEMICAL CO·Filed 1991·Granted Oct 26, 1993·84 cites·22 claims
- 0272US4920692AMulching film for repelling insect pestsSUMITOMO CHEMICAL CO·Filed 1987·Granted May 1, 1990·29 cites·17 claims
- 0356US4826729AInsect pest-repelling film or sheetSUMITOMO CHEMICAL CO·Filed 1987·Granted May 2, 1989·15 cites·19 claims
- 0440US5851682APolyolefin resin composition and resin filmSUMITOMO CHEMICAL CO·Filed 1995·Granted Dec 22, 1998·9 cites·11 claims
- 0540US5110860AAgricultural filmSUMITOMO CHEMICAL CO·Filed 1990·Granted May 5, 1992·4 cites·3 claims
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