HAYAMA; Yoshimasa
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAYAMA; Yoshimasa.The latest application filed is for "electric work machine and electric work machine system".
- HAYAMA; Yoshimasa - Ibaraki JP
- - Hitachinaka JP
- Hayama; Yoshimasa - Hitachinaka N/A JP
- Hayama; Yoshimasa - Hitachinaka-shi JP
| Patent | Date |
|---|---|
| Electric Work Machine And Electric Work Machine System App 20210237252 - ITO; Tatsuya ; et al. | 2021-08-05 |
| Dust Collector App 20210069626 - KAKEGAWA; Daisuke ; et al. | 2021-03-11 |
| Cutting apparatus Grant 08919235 - | 2014-12-30 |
| Cutting apparatus Grant 8,919,235 - Sudou , et al. December 30, 2 | 2014-12-30 |
| Portable Cleaner Provided With Exhaust Regulating Unit App 20140082882 - KAWAMATA; SHINJI ; et al. | 2014-03-27 |
| Dust collector Grant 7,966,691 - Takahashi , et al. June 28, 2 | 2011-06-28 |
| Dust collection device Grant 7,871,463 - Hayama , et al. January 18, 2 | 2011-01-18 |
| Cutting Apparatus App 20100236369 - Sudou; Junichi ; et al. | 2010-09-23 |
| Dust Collector App 20100154161 - Takahashi; Kumio ; et al. | 2010-06-24 |
| Dust Collection Device App 20080229719 - HAYAMA; Yoshimasa ; et al. | 2008-09-25 |
| Dust collector Grant 7,296,323 - Hayama , et al. November 20, 2 | 2007-11-20 |
| Dust collector App 20040060145 - Hayama, Yoshimasa ; et al. | 2004-04-01 |
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