Tsubota; Ryushi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsubota; Ryushi.The latest application filed is for "cam drive gear and valve operating system drive gear for engine".
- Tsubota; Ryushi - Wako JP
- Tsubota; Ryushi - Saitama JP
- Tsubota; Ryushi - Wako-shi JP
| Patent | Date |
|---|---|
| Cam drive gear and valve operating system drive gear for engine Grant 7,156,060 - Oshita , et al. January 2, 2 | 2007-01-02 |
| Multicylinder internal combustion engine Grant 7,100,562 - Terada , et al. September 5, 2 | 2006-09-05 |
| Cam drive gear and valve operating system drive gear for engine App 20060137636 - Oshita; Toru ; et al. | 2006-06-29 |
| Multicylinder internal combustion engine App 20050193974 - Terada, Koji ; et al. | 2005-09-08 |
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