Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397374 | Surface treatment method, manufacturing method for product, surface treatment apparatus, and product | Kouga Okada, Tomonao Nakayasu | 2025-08-26 |
| 12358195 | Molded resin product, method for manufacturing molded resin product, mold, and apparatus for manufacturing molded resin product | Kei Oikawa, Makoto Kojima, Takahiro Suzuki, Mao Mukaida | 2025-07-15 |
| 11840003 | Molded resin product, method for manufacturing molded resin product, mold, and apparatus for manufacturing molded resin product | Kei Oikawa, Makoto Kojima, Takahiro Suzuki, Mao Mukaida | 2023-12-12 |
| 11485052 | Resin product, method of making resin product, interchangeable lens, and optical device | Makoto Kojima, Kei Oikawa, Yukiya Enokida, Takashi Endo, Osamu Morisaki | 2022-11-01 |