Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5784063 | Geometric constraint condition displaying apparatus | Masahiro Nagakura, Shigeyuki Kuroyanagi | 1998-07-21 |
| 5773968 | Internal voltage conversion circuit | Akinori Shibayama | 1998-06-30 |
| D284188 | Telephone instrument | Shinsuke Kadota, Keizou Ohta, Takeshi Nakatani, Nagakazu Yokoyama | 1986-06-10 |