Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384934 | Surface treatment agent for soft contact lens | Masatomo Takahashi, Shunsuke Sakurai, Takanori Fujita | 2025-08-12 |
| 11912964 | Contact lens treatment solution | Hirotaka Suzuki, Shunsuke Sakurai | 2024-02-27 |
| 11542459 | Contact lens treatment solution | Hirotaka Suzuki, Yumiko Sasaki, Shunsuke Sakurai | 2023-01-03 |
| 4898738 | Process for producing vinegar from non-cooked alcohol moromi | Takehiko Yamamoto, Terumasa Kubota, Isao Itoh, Hiroyuki Kato, Terumi Kikuchi +2 more | 1990-02-06 |