Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873838 | Sensitivity setting devices and electrocardiographs including the sensitivity setting devices | — | 1999-02-23 |
| 5844533 | Gray scale liquid crystal display | Minoru Usui, Kouji Yamagishi, Ken-ichiro Yoshino, Hideki Mori | 1998-12-01 |
| 5505202 | Portable and collapsable electrocardiograph | Kazutora Furukawa, Hiroaki Suzuki | 1996-04-09 |
| 5376944 | Liquid crystal display device with scanning electrode selection means | Minoru Usui | 1994-12-27 |