Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10381154 | High-voltage and high-frequency insulation transformer | Takeshi Watanabe, Kenji Okamoto | 2019-08-13 |
| 10302566 | Method for evaluating physical properties of polymer compositions | Keiji Tanaka, Daisuke Kawaguchi, Atsuomi Shundo, Mika Aoki, Nobuyuki Sekine +1 more | 2019-05-28 |
| 9643285 | Cream solder composition | Kenji Okamoto | 2017-05-09 |
| 9051450 | Resin composition | Yuji TAKEMATSU, Kenji Okamoto | 2015-06-09 |
| 8492909 | Insulating member, metal base substrate, and semiconductor module, and manufacturing methods thereof | Kenji Okamoto | 2013-07-23 |