Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6145276 | Method and device for sterilizing food packaging containers | Magnus Palm, Shunsuke Yoshiyasu, Masayoshi Sugiura | 2000-11-14 |
| 5828014 | Elevator speed control circuit | Kazuya Ogura, Yasuhiro Yoshida, Masayuki Mori | 1998-10-27 |
| 5276292 | Operation check device of dynamic brake circuit for elevator | Yoshikazu Ishijima | 1994-01-04 |