Sumitomo; Takashi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sumitomo; Takashi.The latest application filed is for "crystalline polypropylene and its moldings and films".
- Sumitomo; Takashi - Chiba JP
- Sumitomo; Takashi - Ichihara JP
| Patent | Date |
|---|---|
| Crystalline polypropylene and its moldings and films Grant 6,639,038 - Kuramoto , et al. October 28, 2 | 2003-10-28 |
| Crystalline polypropylene and its moldings and films App 20020028898 - Kuramoto, Itaru ; et al. | 2002-03-07 |
| Propylene/ethylene block copolymer Grant 6,201,090 - Sumitomo , et al. March 13, 2 | 2001-03-13 |
| Composition of styrene resin, thermoplastic resin and rubber particles Grant 6,087,435 - Nakano , et al. July 11, 2 | 2000-07-11 |
| Styrene resin with rubber polymer particles Grant 6,046,275 - Nakano , et al. April 4, 2 | 2000-04-04 |
| Syndiotactic polystyrene and polycarbonate resin compositions Grant 6,008,293 - Nakano , et al. December 28, 1 | 1999-12-28 |
| Styrene-based resin composition Grant 5,395,890 - Nakano , et al. March 7, 1 | 1995-03-07 |
| Resin composition Grant 5,346,950 - Negi , et al. September 13, 1 | 1994-09-13 |
| Styrene-based resin composition and process for production of moldings Grant 5,322,869 - Yamasaki , et al. June 21, 1 | 1994-06-21 |
| Resin composition Grant 5,270,353 - Nakano , et al. December 14, 1 | 1993-12-14 |
| Styrene-based resin composition Grant 5,166,238 - Nakano , et al. November 24, 1 | 1992-11-24 |
| Styrene-based polymer composition, stretched molding thereof and process for producing the same Grant 5,109,068 - Yamasaki , et al. April 28, 1 | 1992-04-28 |
| Multi-layer material having gas barrier properties Grant 5,089,353 - Negi , et al. February 18, 1 | 1992-02-18 |
| Expanded thermoplastic resinous materials and process for production thereof Grant 4,937,272 - Sumitomo June 26, 1 | 1990-06-26 |
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