Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9266379 | Thermochromic writing instrument | Nobuo Sekine, Masashi Ando | 2016-02-23 |
| 8322937 | Thermochromic writing instrument | Nobuo Sekine, Masashi Ando | 2012-12-04 |
| 7723753 | Semiconductor device and manufacturing method of the same | Kenji Sasaki, Ikuro Akazawa, Atsushi Kurokawa, Tatsuhiko Ikeda, Hiroshi Inagawa +2 more | 2010-05-25 |
| 7563021 | Method device and recording medium where program is recorded, for deciding residual travel life and end of life of run-flat tire that continues traveling in run-flat condition | Eiji Ichihara, Takehiko Yamada | 2009-07-21 |
| 7511315 | Semiconductor device and manufacturing method therefor | Satoru Konishi, Tsuneo Endo, Hirokazu Nakajima, Yasunari Umemoto, Satoshi Sasaki +2 more | 2009-03-31 |
| 7411487 | Tire-information administration system | Koji Takao, Tatehiko Yamada | 2008-08-12 |
| 7378690 | Method for forming patterns on a semiconductor device using a lift off technique | Atsushi Kurokawa, Hiroshi Inagawa, Toshiaki Kitahara | 2008-05-27 |
| 7256433 | Bipolar transistor and a method of manufacturing the same | Atsushi Kurokawa, Masao Yamane | 2007-08-14 |
| 7214558 | Method for forming patterns on a semiconductor device using a lift off technique | Atsushi Kurokawa, Hiroshi Inagawa, Toshiaki Kitahara | 2007-05-08 |
| 7132320 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Hiroshi Inagawa | 2006-11-07 |
| 7029938 | Method for forming patterns on a semiconductor device using a lift off technique | Atsushi Kurokawa, Hiroshi Inagawa, Toshiaki Kitahara | 2006-04-18 |
| 6989301 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Hiroshi Inagawa | 2006-01-24 |
| 6931912 | Road surface friction coefficient estimating method, signal multiplex transmission method and signal multiplex transmission device | Shuhei Tsuchie, Koji Takao, Masanobu Toyofuku | 2005-08-23 |
| 6867079 | Method for manufacturing semiconductor device | Atsushi Kurokawa, Toshiaki Kitahara, Hiroshi Inagawa | 2005-03-15 |
| 6724020 | Semiconductor device and power amplifier using the same | Hiroyuki Takazawa, Tohru Oka, Isao Ohbu | 2004-04-20 |
| 6649458 | Method for manufacturing semiconductor device with hetero junction bipolar transistor | Atsushi Kurokawa, Toshiaki Kitahara, Hiroshi Inagawa | 2003-11-18 |
| 6576937 | Semiconductor device and power amplifier using the same | Hiroyuki Takazawa, Tohru Oka, Isao Ohbu | 2003-06-10 |
| 5523593 | Compound semiconductor integrated circuit and optical regenerative repeater using the same | Osamu Kagaya, Hiroyuki Takazawa, Junji Shigeta, Yukihiro Kawata, Hiroto Oda | 1996-06-04 |
| 5381027 | Semiconductor device having a heterojunction and a two dimensional gas as an active layer | Toshiyuki Usagawa, Kenji Hiruma, Masahiko Kawata, Shigeo Goto, Katsuhiko Mitani +3 more | 1995-01-10 |
| 5373191 | Semiconductor device and method of producing the same | Toshiyuki Usagawa, Hidekazu Okuhira, Shigeo Goto, Masayoshi Kobayashi, Shinichiro Takatani | 1994-12-13 |
| 5258631 | Semiconductor device having a two-dimensional electron gas as an active layer | Toshiyuki Usagawa, Kenji Hiruma, Masahiko Kawata, Shigeo Goto, Katsuhiko Mitani +3 more | 1993-11-02 |
| 5181087 | Semiconductor device and method of producing the same | Toshiyuki Usagawa, Hidekazu Okuhira, Shigeo Goto, Masayoshi Kobayashi, Shinichiro Takatani | 1993-01-19 |
| 4902635 | Method for production of compound semicondutor devices | Masaru Miyazaki, Akihisa Terano, Nobutoshi Matsunaga, Hiroshi Yanazawa | 1990-02-20 |
| RE33094 | Electrophotographic member with alpha-si layers | Eiichi Maruyama, Sachio Ishioka, Hirokazu Matsubara, Yasuharu Shimomoto, Shinkichi Horigome +1 more | 1989-10-17 |
| 4782860 | Magnetic flow control valve | Yuji Sakaguchi, Takeo Takagi | 1988-11-08 |