Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10883027 | Film-forming composition, method for producing surface-treated metal member, and method for producing metal-resin composite | Itsuro Tomatsu, Kosuke Kumazaki, Yuko SHIBANUMA, Ikuyo Katayama | 2021-01-05 |
| 10801112 | Composition for forming coating, production method for surface-treated metal member, and production method for metal-resin composite | Daisaku Akiyama, Itsuro Tomatsu, Keisuke JOKO, Tokuya Satomi | 2020-10-13 |
| 10329453 | Film-forming composition, method for producing surface-treated metal member, and method for producing metal-resin composite | Daisaku Akiyama, Yoichi SENGOKU, Itsuro Tomatsu, Masao Okada, Ryoko Mitani +3 more | 2019-06-25 |
| 5355351 | Underwater low-frequency sound producer using a rare earth alloy | Takashi Yoshikawa, Akiyoshi Kawamori, Hiroshi Kamata, Iwao Nakano, Toshio Tsuchiya | 1994-10-11 |