Ishihara; Gunji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ishihara; Gunji.The latest application filed is for "electronic pen and cartridge for electronic pen".
- Ishihara; Gunji - Saitama JP
- Ishihara; Gunji - Gunma JP
| Patent | Date |
|---|---|
| Electronic pen and cartridge for electronic pen Grant 11,269,464 - Tanaka , et al. March 8, 2 | 2022-03-08 |
| Electronic Pen And Cartridge For Electronic Pen App 20210232261 - TANAKA; Kohei ; et al. | 2021-07-29 |
| Electronic pen and cartridge for electronic pen Grant 11,010,002 - Tanaka , et al. May 18, 2 | 2021-05-18 |
| Electronic Pen And Cartridge For Electronic Pen App 20200201455 - TANAKA; Kohei ; et al. | 2020-06-25 |
| Position indicator and manufacturing method thereof Grant 9,665,190 - Kanzaki , et al. May 30, 2 | 2017-05-30 |
| Position Indicator And Manufacturing Method Thereof App 20160034049 - Kanzaki; Hiromichi ; et al. | 2016-02-04 |
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