Tsubota; Junjiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsubota; Junjiro.The latest application filed is for "biological fermentation device".
- Tsubota; Junjiro - Jindaiji-Machi Chofu-shi JP
- Tsubota; Junjiro - Jindaiji-machi Chofu-shi Tokyo 182 JP
| Patent | Date |
|---|---|
| Biological fermentation device Grant 4,350,588 - Tsubota September 21, 1 | 1982-09-21 |
| Wave power generator Grant 4,258,269 - Tsubota March 24, 1 | 1981-03-24 |
| Apparatus for obtaining useful work from wave energy Grant 4,208,875 - Tsubota June 24, 1 | 1980-06-24 |
| Method and apparatus for obtaining useful work from wave energy Grant 4,179,886 - Tsubota December 25, 1 | 1979-12-25 |
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