Kawai; Yuzo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kawai; Yuzo.The latest application filed is for "pushing device for large sweeper".
- Kawai; Yuzo - Nara-Ken JP
- Kawai; Yuzo - Nisshin JP
- Kawai; Yuzo - Nara JP
- Kawai; Yuzo - Naraken JP
| Patent | Date |
|---|---|
| Pushing device for large sweeper Grant 6,626,628 - Kawai , et al. September 30, 2 | 2003-09-30 |
| Large-scale cleaning vehicle Grant 6,230,363 - Kawai , et al. May 15, 2 | 2001-05-15 |
| Method for purifying exhaust gases Grant 5,804,152 - Miyoshi , et al. September 8, 1 | 1998-09-08 |
| Suction cleaner Grant 4,955,107 - Kawai September 11, 1 | 1990-09-11 |
| Ceiling fan Grant D292,313 - Kawai October 13, 1 | 1987-10-13 |
| Combined ceiling fan and light Grant D290,748 - Kawai July 7, 1 | 1987-07-07 |
| Ceiling fan Grant 4,560,321 - Kawai December 24, 1 | 1985-12-24 |
| Roof ventilator Grant 3,942,422 - Kawai , et al. March 9, 1 | 1976-03-09 |
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