Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10273829 | Cylindrical case and manufacturing method of cylindrical case | Tsutomu Murakami, Ikuo Okumura, Takashi Harada, Yusuke Dan | 2019-04-30 |
| 9988156 | Cylindrical case and manufacturing method of cylindrical case | Agamu Tanaka, Hideo Morita, Ikuo Okumura, Takashi Harada, Yusuke Dan | 2018-06-05 |