Inventor · disambiguated record
Hisaya Sakurai
Also filed as: IKEGAMI TADASHI · KATAYAMA YOSHIHIKO · SAKURAI HISAYA
33 granted patents·1,058 citations·filing 1975–1985
98Inventor score
Files withASAHI CHEMICAL IND33
Top patents by PatentIndex Score
33 records- 0198US4423185AThermoplastic resinous compositionASAHI CHEMICAL IND·Filed 1980·Granted Dec 27, 1983·135 cites·4 claims
- 0297US4410595ALaminate of thermoplastic resinous compositionASAHI CHEMICAL IND·Filed 1982·Granted Oct 18, 1983·117 cites·9 claims
- 0397US4219453AInorganic filler-incorporated ethylene polymer filmASAHI CHEMICAL IND·Filed 1978·Granted Aug 26, 1980·86 cites·5 claims
- 0496US4336352ABlend of three ethylene polymersASAHI CHEMICAL IND·Filed 1980·Granted Jun 22, 1982·137 cites·7 claims
- 0593US4330646APolymerization of an α-olefinASAHI CHEMICAL IND·Filed 1980·Granted May 18, 1982·84 cites·32 claims
- 0692US4004071AProcess for the polymerization of ethyleneASAHI CHEMICAL IND·Filed 1975·Granted Jan 18, 1977·52 cites·14 claims
- 0791US4159965ACatalyst useful for polymerizing olefinsASAHI CHEMICAL IND·Filed 1977·Granted Jul 3, 1979·50 cites·16 claims
- 0890US4230831APolyethylene blend compositionASAHI CHEMICAL IND·Filed 1979·Granted Oct 28, 1980·53 cites·20 claims
- 0986US4027089AProcess for polymerizing ethyleneASAHI CHEMICAL IND·Filed 1975·Granted May 31, 1977·29 cites·14 claims
- 1085US4377667APolyacetal and process of producing sameASAHI CHEMICAL IND·Filed 1981·Granted Mar 22, 1983·34 cites·21 claims
- 1184US4159963ACatalyst for producing polyolefinsASAHI CHEMICAL IND·Filed 1978·Granted Jul 3, 1979·29 cites·15 claims
- 1284US4120883AMethod for producing an organomagnesium complexASAHI CHEMICAL IND·Filed 1976·Granted Oct 17, 1978·15 cites·10 claims
- 1380US4471066APolymerization of olefinsASAHI CHEMICAL IND·Filed 1983·Granted Sep 11, 1984·27 cites·51 claims
- 1480US4159256ACatalyst for polymerizing olefins and polymerization method of olefins carried out therewithASAHI CHEMICAL IND·Filed 1978·Granted Jun 26, 1979·23 cites·32 claims
- 1580US3989878ACatalyst and process of production of polyethyleneASAHI CHEMICAL IND·Filed 1975·Granted Nov 2, 1976·23 cites·15 claims
- 1675US4342708AHydrocarbon-soluble diorganomagnesium compounds, hydrocarbon solutions containing the same and processes for preparation thereofASAHI CHEMICAL IND·Filed 1980·Granted Aug 3, 1982·10 cites·10 claims
- 1774US4431568ACatalyst for polymerization of olefins and polymerization process employing such catalystASAHI CHEMICAL IND·Filed 1981·Granted Feb 14, 1984·21 cites·14 claims
- 1871US4526941APolymerization of olefinsASAHI CHEMICAL IND·Filed 1983·Granted Jul 2, 1985·19 cites·33 claims
- 1966US4330650ACatalyst for polymerization of olefinsASAHI CHEMICAL IND·Filed 1980·Granted May 18, 1982·16 cites·12 claims
- 2063US4335229AProcess for polymerizing an α-olefinASAHI CHEMICAL IND·Filed 1980·Granted Jun 15, 1982·13 cites·40 claims
- 2163US4255280ACatalyst for polymerization of olefinsASAHI CHEMICAL IND·Filed 1979·Granted Mar 10, 1981·11 cites·12 claims
- 2262US4772679ACrystalline aromatic polyketone and process for producing the sameASAHI CHEMICAL IND·Filed 1985·Granted Sep 20, 1988·12 cites·31 claims
- 2357US4381252ACatalyst for producing polyolefinsASAHI CHEMICAL IND·Filed 1981·Granted Apr 26, 1983·10 cites·30 claims
- 2456US4330647AProcess for polymerizing α-olefinsASAHI CHEMICAL IND·Filed 1980·Granted May 18, 1982·10 cites·41 claims
- 2555US4312783ACatalyst for polymerization of olefinsASAHI CHEMICAL IND·Filed 1980·Granted Jan 26, 1982·10 cites·17 claims
- 2653US4146549AHydrocarbon-soluble organoaluminum-magnesium complexASAHI CHEMICAL IND·Filed 1977·Granted Mar 27, 1979·6 cites·3 claims
- 2745US4380620AProcess for preparing polyoxymethylenesASAHI CHEMICAL IND·Filed 1980·Granted Apr 19, 1983·6 cites·20 claims
- 2844US4387045AOlefin polymerization catalyst and a process for producing polyolefins by the use of said catalystASAHI CHEMICAL IND·Filed 1979·Granted Jun 7, 1983·4 cites·20 claims
- 2939US4264472ACatalyst for preparing polyethyleneASAHI CHEMICAL IND·Filed 1979·Granted Apr 28, 1981·4 cites·11 claims
- 3038US4399272AProcess for producing polyacetal copolymersASAHI CHEMICAL IND·Filed 1980·Granted Aug 16, 1983·4 cites·31 claims
- 3134US4330651APolymerization of α-olefinsASAHI CHEMICAL IND·Filed 1980·Granted May 18, 1982·4 cites·45 claims
- 3233US4331439AProcess for preventing color migration in colored moldings of polyoxymethylene resinsASAHI CHEMICAL IND·Filed 1980·Granted May 25, 1982·3 cites·17 claims
- 3331US4376720AOlefin polymerization catalyst and olefin polymerization method using such catalystASAHI CHEMICAL IND·Filed 1980·Granted Mar 15, 1983·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →