Matsumoto; Tsuruyoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Matsumoto; Tsuruyoshi.The latest application filed is for "cigarette filter and filter material therefor".
- Matsumoto; Tsuruyoshi - Toyama JP
- Matsumoto; Tsuruyoshi - Otake JP
- Matsumoto; Tsuruyoshi - Ootake JP
- Matsumoto; Tsuruyoshi - Ohtake JP
| Patent | Date |
|---|---|
| Cigarette filter and filter material therefor Grant 5,913,311 - Ito , et al. June 22, 1 | 1999-06-22 |
| Acrylonitrile copolymer, and fiber or core-sheath conjugate fiber prepared therefrom Grant 5,264,531 - Fukui , et al. November 23, 1 | 1993-11-23 |
| Plastic cladding composition for silica or glass core optical fiber, and silica or glass core optical fiber prepared therefrom Grant 5,238,974 - Yamamoto , et al. * August 24, 1 | 1993-08-24 |
| Polymer composition and optical fiber having cladding composed of that composition Grant 5,117,480 - Yamamoto , et al. May 26, 1 | 1992-05-26 |
| Plastic optical fibers and process for the production thereof Grant 5,111,526 - Yamamoto , et al. May 5, 1 | 1992-05-05 |
| Plastic optical fiber Grant 4,966,435 - Matsumoto , et al. October 30, 1 | 1990-10-30 |
| Cladding material for optical fiber Grant 4,836,642 - Matsumoto , et al. June 6, 1 | 1989-06-06 |
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