Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188577 | Butterfly valve | Nobuhiro Fukukawa, Hiroki Kadoya | 2025-01-07 |
| 11774989 | Pulse shot-type flow rate control device, pulse shot-type flow rate control method, and program | Hiroki Kadoya | 2023-10-03 |
| 11466782 | Butterfly valve | — | 2022-10-11 |
| 11387090 | Mass spectrometry device | Yoshihiko Miwa, Keiko Kaneda, Shintarou Yamada, Yuta Nakaoka | 2022-07-12 |
| 11339876 | Butterfly valve | — | 2022-05-24 |
| 11287664 | Optical mux and demux module | — | 2022-03-29 |
| 11181198 | Non-sealed butterfly valve and method for producing the same | — | 2021-11-23 |
| 11060637 | Coupling member, fluid-device connecting jig, and fluid-device connecting structure | Hideyuki Takeda, Hiroki Iwata, Hiroto Yasue | 2021-07-13 |
| 10184185 | Gas flow monitoring method and gas flow monitoring apparatus | Akiko Nakada, Minoru Ito, Masami Nishikawa, Shigeyuki Hayashi, Atsushi Ieki | 2019-01-22 |
| 10167958 | Vacuum pressure control apparatus | Masayuki Watanabe, Seiji Hashiguchi | 2019-01-01 |
| 9416889 | Fluid-driven shutoff valve | — | 2016-08-16 |
| 8522633 | Transmission and measuring instrument | Augusto Minagawa | 2013-09-03 |
| 8511337 | Flow rate controller and proportional electromagnetic valve | — | 2013-08-20 |
| 8201989 | Fluid mixing system and fluid mixing apparatus | Kazutoshi Itoh | 2012-06-19 |
| 7688844 | Competition avoidance control method for data transmission-reception system, data transmission-reception system, and terminal for data transmission-reception system | — | 2010-03-30 |
| 7343926 | Liquid raw material supply unit for vaporizer | Tsuneyuki Okabe, Shigeyuki Okura, Hiroki Doi, Minoru Ito, Yoji Mori | 2008-03-18 |
| 7301974 | Wavelength monitoring apparatus | Masao Imaki, Yoshihito Hirano, Makoto Satou, Kenji Masuda, Akihiro Adachi +1 more | 2007-11-27 |
| 7249749 | Solenoid valve with 2-part fixed core | Tsuneo Niwa, Masayuki Watanabe, Yukio Ozawa, Shigenobu Nishida, Akiko Kosaka | 2007-07-31 |
| 7239654 | Wave length plate, wavelength filter and wavelength monitor | Masao Imaki, Syuhei Yamamoto, Youhei Mikami, Yoshihito Hirano, Makoto Satou +2 more | 2007-07-03 |
| 7148965 | Wavelength monitor, optical module, and optical module packaging method | Shinichi Takagi | 2006-12-12 |
| 7024229 | Mobile terminal device to controlling incoming call notifying method | — | 2006-04-04 |
| 6961505 | Metal holder, optical component composite body and manufacturing method | Katsunori Suzuki, Yasuaki Takano | 2005-11-01 |
| 6934537 | Radio communication device, method of and program for rewriting boot program therefor | — | 2005-08-23 |
| 6801553 | Wavelength monitor and semiconductor laser device | Masao Imaki, Yoshihito Hirano, Makoto Sato, Kenji Masuda, Akihiro Adachi +1 more | 2004-10-05 |
| 6639923 | Semiconductor laser device for optical communication | Makoto Sato, Kenji Masuda, Akihiro Adachi, Shinichi Takagi, Masao Imaki +1 more | 2003-10-28 |