Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12002616 | Coil device | Toshiyuki HORIKAWA, Masaru Kumagai, Shoichi Sasaki | 2024-06-04 |
| 10361025 | Transformer and leakage transformer | Katsumi Kobayashi, Masaru Kumagai, Nobuo Kitajima, Satoshi Shinbo | 2019-07-23 |
| 10096421 | Coil device and method for manufacturing the same | Katsuhiro Ishigaki, Hiroshi Maeda, Satoshi Shinbo, Nobuo Kitajima | 2018-10-09 |
| 9793044 | Coil device and method for manufacturing the same | Katsuhiro Ishigaki, Hiroshi Maeda, Satoshi Shinbo, Nobuo Kitajima | 2017-10-17 |
| 9424982 | Transformer | Katsumi Kobayashi, Masaru Kumagai, Nobuo Kitajima, Satoshi Shinbo | 2016-08-23 |
| 9153371 | Coil device | Nobuo Kitajima, Katsumi Kobayashi, Satoshi SINBO | 2015-10-06 |
| D721651 | Coil component | Katsumi Kobayashi, Nobuo Kitajima, Satoshi Shinbo | 2015-01-27 |
| D682208 | Core for electronic component | Katsumi Kobayashi | 2013-05-14 |
| D669854 | Core for electronic component | Katsumi Kobayashi | 2012-10-30 |
| 8120458 | Ferrite core and transformer using the same | Kazunori Ishibashi, Mitsuhiro Seki | 2012-02-21 |
| D644608 | Bobbin for transformer | Katsumi Kobayashi | 2011-09-06 |
| D629749 | Toroidal core cover | Katsumi Kobayashi, Kosuke Kunitsuka | 2010-12-28 |
| 7701320 | Ferrite core and transformer using the same | Kazunori Ishibashi, Mitsuhiro Seki | 2010-04-20 |
| 7449986 | Planar coil component, method for winding end connection thereof and resonance transformer | Kenichi Yamaguchi, Toru Kuramochi | 2008-11-11 |
| D560164 | Bobbin for a transformer | — | 2008-01-22 |
| D539220 | Ferrite magnetic core | — | 2007-03-27 |
| 6500550 | Resin-composite aluminum profiles, heat insulating aluminum profiles, and method and apparatus for production thereof | Masatake Tsuboi, Masaki Wakabayashi, Norio Shioda, Shigeo Irie, Toshiyuki Shoji | 2002-12-31 |
| 6143372 | Resin-composite aluminum profiles and apparatus for production thereof | Masatake Tsuboi, Masaki Wakabayashi, Norio Shioda, Shigeo Irie, Toshiyuki Shoji | 2000-11-07 |