Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409461 | Dust collector and dust collection method | Takaaki Hasegawa | 2025-09-09 |
| 9941063 | Limit switch and method for producing same | Manabu Takahashi, Kazuyuki Tsukimori, Shigenobu Fukui, Yuichi Ishikawa | 2018-04-10 |
| 9697960 | Switch | Kazuyuki Tsukimori, Manabu Takahashi, Shinya Katsube, Yuki Yamamoto | 2017-07-04 |
| 9634582 | Detachable generator device | Yoshiaki Tatsumi, Megumu Kawae, Toshifumi Sugawara | 2017-04-25 |
| 9523997 | Push-button switch, selector switch, and fixing component therefor | Hiroshi Tsugawa | 2016-12-20 |
| 9490081 | Limit switch | Kazuyuki Tsukimori, Manabu Takahashi, Shigenobu Fukui | 2016-11-08 |
| D753611 | Push button switch | Hiroshi Tsugawa, Masaki Sugihara | 2016-04-12 |
| D753070 | Push button switch | Hiroshi Tsugawa, Masaki Sugihara | 2016-04-05 |
| 9171682 | Operation switch | Masaki Sugihara, Hiroshi Tsugawa | 2015-10-27 |
| D725050 | Push button switch | Hiroshi Tsugawa, Masaki Sugihara | 2015-03-24 |
| D718257 | Switch module for limit switch | Kazuyuki Tsukimori, Manabu Takahashi, Shigenobu Fukui, Shinya Katsube | 2014-11-25 |
| D703620 | Limit switch | Manabu Takahashi, Kazuyki Tsukimori, Shigenbu Fukui, Shinya Katsube | 2014-04-29 |
| D694194 | Switch module for limit switch | Manabu Takahashi, Kazuyuki Tsukimori, Shigenobu Fukui, Yuichi Ishikawa, Shinya Katsube | 2013-11-26 |
| D692394 | Limit switch | Manabu Takahashi, Kazuyuki Tsukimori, Shigenobu Fukui, Yuichi Ishikawa, Kokichi Tobita +1 more | 2013-10-29 |
| 6720508 | Door switches | Shingo Akiyama, Takashi Niwa, Sueaki Honda, Minoru Yoshii, Hiroyuki Kajio +3 more | 2004-04-13 |
| 5675337 | Analog-to-digital converting device | — | 1997-10-07 |
| 5447624 | Packings for liquid chromatography and process for producing the same | Takanobu Kawai, Hiroshi Wakizaka, Katsuo Komiya, Hiroshi Ichikawa, Akira Yokoyama | 1995-09-05 |
| 5270280 | Packing material for liquid chromatography and method of manufacturing thereof | Hiroshi Ichikawa, Akira Yokoyama, Takanobu Kawai, Katsuo Komiya, Yoshio Kato | 1993-12-14 |
| 5194333 | Packing material for reversed phase chromatography and process for its preparation | Tadao Ohnaka, Katsuo Komiya | 1993-03-16 |
| 5059754 | Compact switch device having a push button with long stroke | Akio Kaichi | 1991-10-22 |
| 5015811 | Snap-action pushbutton switch with click sound | Kenshi Nagata | 1991-05-14 |
| 4217762 | Ice making equipment | Shigeru Sakamoto, Ryosuke Fujii, Toshiharu Ishii, Isao Sugawara, Minoru Kikuchi | 1980-08-19 |