Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422589 | Heat exchanger tube | Takashi Ishimori, Akio Oosawa | 2019-09-24 |
| 9453136 | Active energy ray-curable offset printing ink composition | Toru Kaneko, Keishiro Hishinuma, Naoki OMI, Kouhei Shimoyama | 2016-09-27 |