Kamezawa; Jiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kamezawa; Jiro.The latest application filed is for "manual device for valve".
- Kamezawa; Jiro - Osaka JP
- Kamezawa; Jiro - Higashi-Osaka JP
| Patent | Date |
|---|---|
| Manual device for valve Grant 5,490,660 - Kamezawa February 13, 1 | 1996-02-13 |
| Seat ring and butterfly valve fitting this seat ring thereto Grant 5,482,252 - Kamezawa January 9, 1 | 1996-01-09 |
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