Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8576593 | AC-DC power converting apparatus having sub-converters connected in series between main converter and AC power supply | Osamu Mori, Toshiyuki Fujii, Akihiko Iwata, Junichiro Ishikawa, Yukimori Kishida | 2013-11-05 |
| 5542501 | Apparatus for controlling an elevator to reduce vibrations created in a linear drive motor | Hiroyuki Ikejima | 1996-08-06 |