Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8665504 | Digital holography device and phase plate array | Yasuhiro Awatsuji, Atsushi Kaneko, Takamasa Koyama, Tatsuki Tahara | 2014-03-04 |
| 8573175 | Air intake device for internal combustion engine | Jin Yamagishi | 2013-11-05 |
| 8365695 | Intake manifold for internal combustion engine | Tsutomu Tsukii, Yoshihiro Akiyama | 2013-02-05 |
| 8283981 | Operational amplifier having a common mode feedback circuit portion | — | 2012-10-09 |
| 7905141 | Path structure related to flow of fluid to be measured and pressure difference detection in servo type volumetric flowmeter | — | 2011-03-15 |
| 7905142 | Servo type volumetric flowmeter employing a pump unit system | — | 2011-03-15 |
| 7501972 | Reference voltage generation circuit and pipe line analog-to-digital converter using the same | — | 2009-03-10 |
| 7403045 | Comparator circuit with reduced switching noise | Naoaki Sugimura | 2008-07-22 |
| 6940316 | Comparator circuit | Shigemitsu Horikawa | 2005-09-06 |