Inventor · disambiguated record
Takeichi Shiraishi
Also filed as: KURODA NOBUYUKI · MIYOSHI MITSUJI · SHIRAISHI TAKEICHI
23 granted patents·315 citations·filing 1974–2001
96Inventor score
Top patents by PatentIndex Score
23 records- 0192US4962167AProcess for preparing ultra-high molecular weight polyethyleneNIPPON OIL CO LTD·Filed 1988·Granted Oct 9, 1990·62 cites·9 claims
- 0287US4006101APolymerization of olefins and catalysts thereforNIPPON OIL CO LTD·Filed 1975·Granted Feb 1, 1977·35 cites·3 claims
- 0380US4396534AOlefin polymerizing catalystNIPPON OIL CO LTD·Filed 1982·Granted Aug 2, 1983·28 cites·10 claims
- 0475US4083802APolymerization of olefins and catalysts thereforNIPPON OIL CO LTD·Filed 1976·Granted Apr 11, 1978·18 cites·4 claims
- 0573US4093789AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1976·Granted Jun 6, 1978·16 cites·9 claims
- 0671US4315999AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1980·Granted Feb 16, 1982·18 cites·16 claims
- 0770US5756660AProcess for producing polyethylene material of high strength and high plastic modulusNIPPON OIL CO LTD·Filed 1996·Granted May 26, 1998·27 cites·20 claims
- 0864US5266666AProcess for preparing ethylene polymers or copolymersNIPPON OIL CO LTD·Filed 1991·Granted Nov 30, 1993·19 cites·8 claims
- 0964US4202953AProcess for the production of polyolefinsNIPPON OIL CO LTD·Filed 1979·Granted May 13, 1980·11 cites·5 claims
- 1064US3991260AProcess for preparing polyolefinsNIPPON OIL CORP LTD·Filed 1974·Granted Nov 9, 1976·12 cites·11 claims
- 1161US4209602AProcess for the production of polyolefinsNIPPON OIL CO LTD·Filed 1978·Granted Jun 24, 1980·10 cites·3 claims
- 1255US6486275B2Process for preparing polyolefinsNIPPON MITSUBISHI OIL CORP·Filed 2001·Granted Nov 26, 2002·3 cites·24 claims
- 1350US5463001AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1993·Granted Oct 31, 1995·8 cites·12 claims
- 1449US4209601AProcess for the production of polyolefinsNIPPON OIL CO LTD·Filed 1978·Granted Jun 24, 1980·10 cites·3 claims
- 1543US5369193AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1992·Granted Nov 29, 1994·5 cites·18 claims
- 1643US4061857AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1976·Granted Dec 6, 1977·7 cites·10 claims
- 1741US5506183ACatalyst for preparing polyolefinsNIPPON OIL CO LTD·Filed 1994·Granted Apr 9, 1996·5 cites·18 claims
- 1841US4064334AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1976·Granted Dec 20, 1977·6 cites·10 claims
- 1940US4252929AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1979·Granted Feb 24, 1981·6 cites·7 claims
- 2039US4324876AProcess for the production of polyolefinsNIPPON OIL CO LTD·Filed 1980·Granted Apr 13, 1982·4 cites·5 claims
- 2138US4450243ACarrier for olefin polymerization catalystNIPPON OIL CO LTD·Filed 1983·Granted May 22, 1984·3 cites·8 claims
- 2231US5804679AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1997·Granted Sep 8, 1998·1 cites·15 claims
- 2331US5644008AProcess for preparing polyolefinsNIPPON OIL CO LTD·Filed 1995·Granted Jul 1, 1997·1 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →