Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9684147 | Changeable lens barrel | Tamotsu Koiwai, Shigeo Hayashi, Naohiro Kageyama | 2017-06-20 |
| 9557517 | Lens barrel | Kazuyuki Iwasa | 2017-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9684147 | Changeable lens barrel | Tamotsu Koiwai, Shigeo Hayashi, Naohiro Kageyama | 2017-06-20 |
| 9557517 | Lens barrel | Kazuyuki Iwasa | 2017-01-31 |