Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10219783 | Transmission circuit for ultrasonic diagnosis and method for transmitting ultrasonic wave | Hiroyasu Yoshizawa, Tatsuya Odawara, Na Li | 2019-03-05 |
| 9337823 | Switching circuit and semiconductor integrated circuit device | Na Li, Hiroyasu Yoshizawa, Shunsuke Kubota, Yoshihiro Hayashi | 2016-05-10 |
| 9331675 | Transmission drive circuit and semiconductor integrated circuit device | Hiroyasu Yoshizawa, Nao Miyamoto | 2016-05-03 |
| 8598939 | Switch circuit and semiconductor circuit | Tetsuhiro Shimizu, Toshio Shinomiya, Hiroyasu Yoshizawa | 2013-12-03 |
| 8143924 | Semiconductor integrated circuit device having pulse generating circuits | Toshio Shinomiya, Hiroyasu Yoshizawa | 2012-03-27 |
| 7973573 | Semiconductor integrated circuit device | Hiroyasu Yoshizawa | 2011-07-05 |
| 7692456 | Semiconductor integrated circuit capable of directly coupling low-voltage signals with high-voltage signals | Hiroyasu Yoshizawa | 2010-04-06 |
| 7518112 | Radiation detection circuit | Takashi Matsumoto, Toshihiko Moriwaki, Masakazu Ishibashi, Naruaki Kiriki | 2009-04-14 |
| 7372330 | Variable gain amplifier | Hiroyasu Yoshizawa | 2008-05-13 |