Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10672928 | Metal foil pattern layered body, metal foil layered body, metal foil multi-layer substrate, solar cell module, and method of manufacturing metal foil pattern layered body | Koichi Kumai, Takao Tomono, Takehito Tsukamoto | 2020-06-02 |
| 10651320 | Method of manufacturing a circuit board by punching | Koichi Kumai, Kentaro Kubota, Shigeki Kudo, Minoru Kawasaki | 2020-05-12 |
| 10056517 | Metal foil pattern layered body, metal foil layered body, metal foil multi-layer substrate, solar cell module, and method of manufacturing metal foil pattern layered body | Koichi Kumai, Takao Tomono, Takehito Tsukamoto | 2018-08-21 |
| 9478674 | Method of manufacturing a circuit board by punching | Koichi Kumai, Kentaro Kubota, Shigeki Kudo, Minoru Kawasaki | 2016-10-25 |
| 9237627 | Light-emitting element driving device | Go Takata, Shinichiro Kataoka, Yasunori Yamamoto, Tsukasa Kawahara, Daisuke Itou | 2016-01-12 |
| 8878445 | Light-emitting element driving device | Go Takata, Shinichiro Kataoka, Yasunori Yamamoto, Tsukasa Kawahara, Daisuke Itou | 2014-11-04 |
| 8159140 | Load driving apparatus | Go Takata, Shinichiro Kataoka, Yasunori Yamamoto, Tsukasa Kawahara, Daisuke Itou | 2012-04-17 |
| 8110344 | Metal photoetching product and production method thereof | Satoshi Tanaka, Osamu Koga, Fusao Takagi, Hiroshi Matsuzawa, Yusuke Onoda +1 more | 2012-02-07 |
| 7498074 | Metal photoetching product and production method thereof | Satoshi Tanaka, Osamu Koga, Fusao Takagi, Hiroshi Matsuzawa, Yusuke Onoda +1 more | 2009-03-03 |
| 5403989 | Method and apparatus for removing foreign matters from a cathode-ray tube | Hiroaki Tobuse, Tomoyuki Kanda, Yasusi Hisaoka, Shigeo Sasaki, Minoru Kobayashi +6 more | 1995-04-04 |