Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269126 | Gas insulated switchgear and method for detecting arc damage in a gas insulated switchgear part | Masahiro Hanai, Hiroshi Furuta | 2012-09-18 |
| 7816924 | Gas insulated switchgear and method for detecting arc damage in a gas insulated switchgear part | Masahiro Hanai, Hiroshi Furuta | 2010-10-19 |
| 7049532 | Electric contacts, electric contact apparatus and method for detecting abrasion of the electric contacts | Tadashi Mori | 2006-05-23 |
| 5736655 | Method for evaluating a remaining life of a rotating machine coil | Shinobu Sekito, Norikazu Arima, Hiromichi Ito, Susumu Nagano, Makoto Tari +1 more | 1998-04-07 |
| 5425696 | Swing chute paper folding apparatus with active guide | Akihiko Hara, Michita Igarashi, Tadashi Takei | 1995-06-20 |
| 5402737 | Supporting platform | — | 1995-04-04 |
| 4966714 | Process for treating waste water | Kouzou Hirosawa | 1990-10-30 |
| D276812 | Kneading mixer | — | 1984-12-18 |
| 4464046 | Copying machine capable of continuously varying magnification | Toshikatsu Takahashi, Yoshiyuki Ishitate | 1984-08-07 |
| 4397540 | Copying machine for microfilm | — | 1983-08-09 |
| 4391040 | Hair cutting device | — | 1983-07-05 |
| 4284022 | Bending apparatus | — | 1981-08-18 |