Sumiya; Takashi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sumiya; Takashi.The latest application filed is for "pipe, spool forming die, and pipe manufacturing method".
- Sumiya; Takashi - Aichi JP
- Sumiya; Takashi - Kyoto JP
- Sumiya; Takashi - Shiga-ken JP
- Sumiya; Takashi - Ootsu JP
- Sumiya; Takashi - Otsu JP
| Patent | Date |
|---|---|
| Pipe, Spool Forming Die, And Pipe Manufacturing Method App 20220003341 - Izumikawa; Daisuke ; et al. | 2022-01-06 |
| Non-aqueous absorbent and use thereof Grant 7,470,738 - Sumiya , et al. December 30, 2 | 2008-12-30 |
| Gelling agent for alkaline cell and alkaline cell Grant 7,314,687 - Sumiya , et al. January 1, 2 | 2008-01-01 |
| Non-aqueous absorbent and use thereof App 20050136247 - Sumiya, Takashi ; et al. | 2005-06-23 |
| Gelling agent for alkaline cell and alkaline cell App 20040170900 - Sumiya, Takashi ; et al. | 2004-09-02 |
| Gelating agent for alkaline cell and alkaline cell Grant 6,667,133 - Sumiya , et al. December 23, 2 | 2003-12-23 |
| Water-absorbent or water-retention material and production method thereof Grant 6,303,711 - Sumiya , et al. October 16, 2 | 2001-10-16 |
| Water-absorbent or water-retention material and production method thereof Grant 6,130,304 - Sumiya , et al. October 10, 2 | 2000-10-10 |
| Process for producing water absorbent resin Grant 5,384,368 - Date , et al. January 24, 1 | 1995-01-24 |
| Process for producing water-absorbing resins Grant 5,380,808 - Sumiya , et al. January 10, 1 | 1995-01-10 |
| Film for heat-sensitive mimeograph stencil Grant 5,061,565 - Aoki , et al. October 29, 1 | 1991-10-29 |
| Fluid absorbent compositions and process for their preparation Grant 5,002,986 - Fujiura , et al. March 26, 1 | 1991-03-26 |
| Composite film and antistatic composite film comprising a swellable inorganic silicate Grant 4,786,558 - Sumiya , et al. November 22, 1 | 1988-11-22 |
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