Matsuo; Shigemi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Matsuo; Shigemi.The latest application filed is for "sealing device".
- Matsuo; Shigemi - Aso N/A JP
- Matsuo; Shigemi - Kanagawa-ken JP
- Matsuo; Shigemi - Chigasaki JP
| Patent | Date |
|---|---|
| Sealing device Grant 8,474,829 - Otsuka , et al. July 2, 2 | 2013-07-02 |
| Sealing Device App 20110291364 - Otsuka; Masaya ; et al. | 2011-12-01 |
| Flowability additive Grant 6,166,119 - Matsuo , et al. December 26, 2 | 2000-12-26 |
| Flowability additive Grant 5,716,447 - Matsuo , et al. February 10, 1 | 1998-02-10 |
| Admixture for concrete mixes Grant 5,350,450 - Hamabe , et al. September 27, 1 | 1994-09-27 |
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