Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644548 | Dynamic random access memory having bipolar and C-MOS transistor | Goro Kitsukawa, Takao Watanabe, Ryoichi Hori, Kunihiko Yamaguchi, Kiyoo Ito +2 more | 1997-07-01 |
| 5640112 | Clock signal distributing system | Eiichi Goto | 1997-06-17 |
| 5587952 | Dynamic random access memory including read preamplifiers activated before rewrite amplifiers | Goro Kitsukawa, Takao Watanabe, Ryoichi Hori, Kunihiko Yamaguchi, Kiyoo Itoh | 1996-12-24 |
| 4956688 | Radiation resistant bipolar memory | Tohru Nakamura, Kazuo Nakazato, Motoaki Matsumoto, Tetsuya Hayashida, Masaharu Kubo +1 more | 1990-09-11 |
| 4733372 | Semiconductor memory having redundancy | Hiroaki Nanbu, Kunihiko Yamaguchi, Kazuo Kanetani, Motoaki Matumoto, Kazuhiko Tani +1 more | 1988-03-22 |
| 4727265 | Semiconductor circuit having a current switch circuit which imparts a latch function to an input buffer for generating high amplitude signals | Hiroaki Nanbu, Kunihiko Yamaguchi, Kazuo Kanetani, Goro Kitsukawa | 1988-02-23 |
| 4697109 | Level converter circuit | Goro Kitsukawa, Makoto Suzuki | 1987-09-29 |
| 4642486 | Decoder circuit using transistors or diodes of different characteristics | Hiroaki Nambu, Isao Yoshida, Hisayuki Higuchi, Kunihiko Yamaguchi | 1987-02-10 |