Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420185 | Wire on cable coated with a bow-tie tree resistant electrical insulating composition | Kiyoshi Watanabe, Takanori Yamazaki, Hideki Yagyu, Mamoru Kanaoka, Katsutoshi Hanawa | 1995-05-30 |
| 5323117 | Method for detecting partial discharge in an insulation of an electric power apparatus | Takeshi Endoh, Tomoaki Imai, Mikio Hagiya | 1994-06-21 |
| 4980645 | Method for diagnosing an insulation deterioration of a power cable | Kenichiro Soma, Kazuo Kotani, Nobuju Takaoka, Moritada Marumo | 1990-12-25 |