Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12051778 | Lithium-ion battery containing electrolyte including capacity restoration additives and method for restoring capacity of lithium-ion battery | Shinobu Okayama | 2024-07-30 |
| 11316196 | Lithium-ion battery containing electrolyte including capacity restoration additives and method for restoring capacity of lithium-ion battery | Shinobu Okayama | 2022-04-26 |
| 9958508 | Degraded performance recovery method for lithium ion secondary battery | Shinobu Okayama | 2018-05-01 |
| 9766585 | Power line retaining member having a groove and a restricting portion, and image forming device | — | 2017-09-19 |
| 9715208 | Contact spring and image forming apparatus | — | 2017-07-25 |
| 9036168 | Image forming apparatus storing a stylus pen | — | 2015-05-19 |