Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429657 | Optical device and manufacturing method for optical device | Kazushige Oki, Kazunobu Kobayashi, Hiroshi Hara, Eiji Tsumura, Masanobu Kawamura +4 more | 2025-09-30 |
| 8904938 | Blasting cartridge, blasting apparatus, and blasting method | Katsuya Sasaki, Ryo Sakamoto, Takaaki Ohnishi | 2014-12-09 |