Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11323057 | Inverter and control system | Ryoichi Watanabe, Hiroyuki Tateyama | 2022-05-03 |
| 11114973 | Motor control device, method for controlling motor control device, control program, and storage medium | Ryoichi Watanabe, Kimikazu Kubo | 2021-09-07 |
| 7428659 | Programmable controller with CPU units and special-function modules and method of doubling up | Eisuke Nagano, Kenichiro Tomita, Kazuaki Tomita | 2008-09-23 |
| 6540444 | Rotating pile for undergrounding | — | 2003-04-01 |
| 5908347 | Polishing system for polishing wafer | Makoto Nakajima, Yoshio Nakamura, Yasuhide Denda, Toshihisa Yanagisawa, Toshiaki Seki +3 more | 1999-06-01 |
| 5879225 | Polishing machine | Michio Kudo, Yasuo Inada, Makoto Nakajima | 1999-03-09 |
| 4546527 | Composite sleeve for use in rolling rolls for H-section steel and channel steel | Masahiro Fukuda, Akitoshi Okabayashi, Tadashi Narahara, Kenji Muramatsu, Noriyuki Miyazaki | 1985-10-15 |
| 4183132 | Elastic ring fitting device | Eiji Nagashima | 1980-01-15 |