Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9013847 | Protection relay apparatus | Yu Otomo | 2015-04-21 |
| 5698152 | Resin tablet for sealing semiconductor | Tomohiro Taruno, Yoshio Toyoda, Shoichi Kimura, Hiroyuki Asao, Shinichi Kanai | 1997-12-16 |
| 5499927 | Zipper-type electrical connector | Fumio Narui, Shigeru Hayashi | 1996-03-19 |
| 5161983 | Low profile socket connector | Shigeru Hayashi | 1992-11-10 |
| 4655546 | Rotary indicating device | Chikao Nagasaka, Hiroyuki Kato, Shinichi Irifune | 1987-04-07 |