Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7719284 | Apparatus for measuring voltage | Takayuki Ohta, Masanori Kawamoto, Yuji Minoda, Toshiaki Ariyoshi | 2010-05-18 |
| 7126342 | Voltage measurement device | Akio Iwabuchi, Masaki Kanazawa, Kazuya Aizawa, Norimasa Yamada, Toshiaki Ariyoshi +1 more | 2006-10-24 |
| 6992490 | Ground fault detection device | Takafumi Tsurumi, Toshiaki Ariyoshi, Mitsuteru Yano | 2006-01-31 |