Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963973 | Semiconductor device | Yoshiaki Yazawa, Atsushi Hiraishi, Masataka Minami, Takahiro Nagano, Takahide Ikeda +1 more | 1990-10-16 |
| 4948994 | Semiconductor circuit for driving the base of a bipolar transistor | Takashi Akioka, Takahiro Nagano | 1990-08-14 |
| 4921811 | Semiconductor integrated circuit device and a method for manufacturing the same | Takahide Ikeda, Kiyoshi Tsukuda, Mitsuru Hirao, Touji Mukai, Tatsuya Kamei | 1990-05-01 |
| 4916500 | MOS field effect transistor device with buried channel | Yoshiaki Yazawa, Atsushi Hiraishi, Masataka Minami, Takahiro Nagano | 1990-04-10 |
| 4862240 | Complementary semiconductor device | Takahiro Nagano, Takahide Ikeda, Naohiro Momma, Ryuichi Saito | 1989-08-29 |
| 4799098 | MOS/bipolar device with stepped buried layer under active regions | Takahide Ikeda, Touji Mukai, Masanori Odaka, Katsumi Ogiue | 1989-01-17 |
| 4704776 | Press roll for paper machines | Mikio Fukumitsu | 1987-11-10 |
| 4664932 | Quality improver for frozen doughs | Takeshi Yamaguchi | 1987-05-12 |
| 4436428 | Photoacoustic spectrometer | Masahiro Uno | 1984-03-13 |
| 4432939 | Ammonia gas analyzer | Teruo Kaneko, Takeo Tanaka, Yoshio Saito | 1984-02-21 |
| 4388635 | High breakdown voltage semiconductor device | Masayoshi Naito, Tsutomu Yatsuo, Masahiro Okamura | 1983-06-14 |
| 4368568 | Elastomeric material covered rolls and a method of making the same | — | 1983-01-18 |
| 4273450 | Photoacoustic spectrometer with analysis-signal enhancement | Masahiro Uno | 1981-06-16 |
| 4240091 | Semiconductor controlled rectifier device with small area dV/dt self-protecting means | Tsutomu Yatsuo, Yoshiteru Shimizu | 1980-12-16 |
| 4188534 | Infrared gas analyzer | Hidenori Ishizawa, Masahiro Uno | 1980-02-12 |