Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8757197 | Automatic pressure regulator for flow rate regulator | Katsuyuki Sugita, Kouji Nishino, Ryousuke Dohi, Nobukazu Ikeda | 2014-06-24 |
| 8601976 | Gas supply system for semiconductor manufacturing facilities | Kouji Nishino, Ryousuke Dohi, Masaaki Nagase, Katsuyuki Sugita, Nobukazu Ikeda | 2013-12-10 |
| 8606412 | Method for detecting malfunction of valve on the downstream side of throttle mechanism of pressure type flow control apparatus | Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Kouji Nishino, Katsuyuki Sugita +1 more | 2013-12-10 |
| 8587180 | Pressure control valve driving circuit for pressure type flow rate control device with flow rate self-diagnosis function | Katsuyuki Sugita, Nobukazu Ikeda, Kouji Nishino, Ryousuke Dohi, Takatoshi NAKATANI | 2013-11-19 |
| 8555920 | Flow rate ratio variable type fluid supply apparatus | Yohei Sawada, Ryousuke Dohi, Kouji Nishino, Nobukazu Ikeda | 2013-10-15 |
| 8418714 | Flow rate range variable type flow rate control apparatus | Tadahiro Ohmi, Masahito Saito, Shoichi Hino, Tsuyoshi Shimazu, Kazuyuki Miura +10 more | 2013-04-16 |
| 8191856 | Piezoelectric element driven metal diaphragm control valve | Atsushi Matsumoto, Ryousuke Dohi, Nobukazu Ikeda, Kouji Nishino | 2012-06-05 |
| 8181932 | Normally open type piezoelectric element driven metal diaphragm control valve | Atsushi Matsumoto, Ryousuke Dohi, Nobukazu Ikeda, Kouji Nishino | 2012-05-22 |
| 8162286 | Piezoelectric driven control valve | Yohei Sawada, Ryosuke Dohi, Kouji Nishino, Nobukazu Ikeda | 2012-04-24 |
| 8047510 | Evaporation supply apparatus for raw material and automatic pressure regulating device used therewith | Masaaki Nagase, Atsushi Hidaka, Atsushi Matsumoto, Ryousuke Dohi, Kouji Nishino +1 more | 2011-11-01 |
| 7945414 | Method for detecting abnormality in fluid supply line using fluid control apparatus with pressure sensor | Masaaki Nagase, Ryousuke Dohi, Nobukazu Ikeda, Kouji Nishino, Katsuyuki Sugita +1 more | 2011-05-17 |
| 7654137 | Corrosion-resistant metal made sensor for fluid and a fluid supply device for which the sensor is employed | Nobukazu Ikeda, Kouji Nishino, Ryousuke Dohi | 2010-02-02 |
| 7363810 | Corrosion resistant metal made thermal type mass flow rate sensor and a fluid supply device using the same | Nobukazu Ikeda, Kouji Nishino, Ryousuke Dohi | 2008-04-29 |
| 6938489 | Oscillatory type pressure sensor | Masayoshi Esashi | 2005-09-06 |