Katsura; Masaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Katsura; Masaki.The latest application filed is for "co gas detecting device and circuit for driving the same".
- Katsura; Masaki - Yokosuka JP
- Katsura; Masaki - Mitaka JP
- Katsura; Masaki - Tokyo JA
| Patent | Date |
|---|---|
| CO gas detecting device and circuit for driving the same Grant 4,792,433 - Katsura , et al. December 20, 1 | 1988-12-20 |
| Field effect transistor type semiconductor sensor and method of manufacturing the same Grant 4,791,465 - Sakai , et al. December 13, 1 | 1988-12-13 |
| Gas detecting element Grant 4,569,826 - Shiratori , et al. February 11, 1 | 1986-02-11 |
| Gas leak detector Grant 4,470,882 - Katsura , et al. September 11, 1 | 1984-09-11 |
| Moisture sensitive element Grant 4,424,508 - Harata , et al. January 3, 1 | 1984-01-03 |
| Gas detecting element Grant 4,242,303 - Takahashi , et al. December 30, 1 | 1980-12-30 |
| Moisture sensitive element Grant 3,926,858 - Ichinose , et al. December 16, 1 | 1975-12-16 |
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