Igawa; Yuuji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Igawa; Yuuji.The latest application filed is for "socket installation structure of refractory article".
- Igawa; Yuuji - Fukuoka JP
- Igawa; Yuuji - Omitama JP
- Igawa; Yuuji - Omitama-shi JP
| Patent | Date |
|---|---|
| Socket installation structure of refractory article Grant 11,213,886 - Uchida , et al. January 4, 2 | 2022-01-04 |
| Socket Installation Structure Of Refractory Article App 20200246863 - Kind Code | 2020-08-06 |
| Rotation device for construction machine Grant 9,260,143 - Akita , et al. February 16, 2 | 2016-02-16 |
| Rotation Device For Construction Machine App 20130285439 - Akita; Hideki ; et al. | 2013-10-31 |
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