YOKOYAMA; Yoshikazu
Patent Applications and Registrations
Patent applications and USPTO patent grants for YOKOYAMA; Yoshikazu.The latest application filed is for "working machine".
- YOKOYAMA; Yoshikazu - Ibaraki JP
- YOKOYAMA; Yoshikazu - Hitachinaka JP
- Yokoyama; Yoshikazu - Hitachinaka-shi JP
| Patent | Date |
|---|---|
| Working Machine App 20220072638 - NAKANO; Ryosuke ; et al. | 2022-03-10 |
| Powered Tool App 20210252657 - NAKANO; Ryosuke ; et al. | 2021-08-19 |
| Power Tool App 20210187722 - SHIMIZU; Yasutaka ; et al. | 2021-06-24 |
| Portable cutting machine Grant 9,144,923 - Yokoyama , et al. September 29, 2 | 2015-09-29 |
| Blower apparatus and an air conveying apparatus Grant 8,984,710 - Yokoyama March 24, 2 | 2015-03-24 |
| Portable Cutting Machine App 20130180116 - Yokoyama; Yoshikazu ; et al. | 2013-07-18 |
| Blower Apparatus and an Air Conveying Apparatus App 20120073080 - Yokoyama; Yoshikazu | 2012-03-29 |
| Engine blower Grant D638,035 - Kosugi , et al. May 17, 2 | 2011-05-17 |
| Engine blower Grant D591,916 - Kosugi , et al. May 5, 2 | 2009-05-05 |
| Electric tool and its insulating method Grant 6,909,207 - Ikeda , et al. June 21, 2 | 2005-06-21 |
| Electric power tool Grant 6,863,135 - Kamimura , et al. March 8, 2 | 2005-03-08 |
| Electric power tool App 20040040399 - Kamimura, Junichi ; et al. | 2004-03-04 |
| Electric power tool Grant 6,619,410 - Kamimura , et al. September 16, 2 | 2003-09-16 |
| Electric tool and its insulating method App 20030107273 - Ikeda, Tomoya ; et al. | 2003-06-12 |
| Electric power tool App 20020020540 - Kamimura, Junichi ; et al. | 2002-02-21 |
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