Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D923324 | Pen case | Kazushige Miyake, Maiko Hara, Nayumi Yamada, Natsuki Goto, Kaori Jinbo | 2021-06-29 |
| 10975765 | Operation system for piston-type expander, and operation method for piston-type expander | Susumu Fukunaga, Makoto Abe, Tomofuyu MATSUUKI | 2021-04-13 |