Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6441391 | Semiconductor device having drain and gate electrodes formed to lie along few degrees of direction in relation to the substrate | Nobuyuki Hayama, Kensuke Kasahara, Tatsuo Nakayama, Hironobu Miyamoto, Yuji Takahashi +3 more | 2002-08-27 |
| 6373082 | Compound semiconductor field effect transistor | Yuji Takahashi, Kazuaki Kunihiro | 2002-04-16 |
| 6278144 | Field-effect transistor and method for manufacturing the field effect transistor | Kazuaki Kunihiro, Yuji Takahashi | 2001-08-21 |
| 6248357 | Solid pharmaceutical preparation with improved buccal disintegrability and/or dissolubility | Tadashi Makino, Junichi Kikuta | 2001-06-19 |
| 6180968 | Compound semiconductor device and method of manufacturing the same | Kensuke Kasahara, Satoru Ohkubo | 2001-01-30 |
| 6121641 | Compound semiconductor field-effect transistor with improved current flow characteristic | — | 2000-09-19 |
| 6075263 | Method of evaluating the surface state and the interface trap of a semiconductor | Yuji Takahashi | 2000-06-13 |
| 5958453 | Solid pharmaceutical preparation with improved buccal disintegrability and/or dissolubility | Tadashi Makino, Junichi Kikuta | 1999-09-28 |
| 5949096 | Field effect transistor with stabilized threshold voltage | Satoru Ohkubo, Kazuaki Kunihiro | 1999-09-07 |
| 5891757 | Method for forming a field-effect transistor having difference in capacitance between source and drain with respect to shield layer | — | 1999-04-06 |
| 5619146 | Switching speed fluctuation detecting apparatus for logic circuit arrangement | Masahiro Fujii, Tadashi Maeda, Takao Atsumo, Noriaki Matsuno, Keiichi Numata +1 more | 1997-04-08 |
| 5389802 | Heterojunction field effect transistor (HJFET) having an improved frequency characteristic | — | 1995-02-14 |
| 4831422 | Field effect transistor | — | 1989-05-16 |
| 4552312 | Fuel injection valve | Tadashi Seino, Yukio Ueno, Kenji Kariyama, Shinji Utsugi, Shigeo Okada | 1985-11-12 |
| 4530001 | High voltage integrated semiconductor devices using a thermoplastic resin layer | Haruo Mori, Yutaka Ohta, Hiroshi Tanabe, Kotaro Kato | 1985-07-16 |