Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8598939 | Switch circuit and semiconductor circuit | Tetsuhiro Shimizu, Satoshi Hanazawa, Hiroyasu Yoshizawa | 2013-12-03 |
| 8143924 | Semiconductor integrated circuit device having pulse generating circuits | Satoshi Hanazawa, Hiroyasu Yoshizawa | 2012-03-27 |
| 8093931 | Semiconductor integrated circuit device | Akio Koyama, Yuji Yokoyama | 2012-01-10 |
| 7239467 | Storage media reading writing system | Hiroyasu Yoshizawa, Yoichiro Kobayashi, Noriyuki Fujii, Masaki Yoshinaga | 2007-07-03 |
| 6762896 | Storage media reading writing system | Hiroyasu Yoshizawa, Yoichiro Kobayashi, Noriyuki Fujii, Masaki Yoshinaga | 2004-07-13 |