Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009379 | Gas flow rate measurement device | Kazunori Suzuki, Keiji Hanzawa, Akira Kotabe | 2021-05-18 |
| 10942050 | Thermal flowmeter | Kazunori Suzuki, Akira Uenodan | 2021-03-09 |
| RE42529 | Thermal flow rate measuring device | Izumi Watanabe, Keiichi Nakada, Kei Ueyama | 2011-07-12 |
| 7791097 | Nitride semiconductor device and manufacturing method of the same | Kyozo Kanamoto, Katsuomi Shiozawa, Kazushige Kawasaki, Hitoshi Sakuma, Toshihiko Shiga +1 more | 2010-09-07 |
| 7664152 | Semiconductor laser device | — | 2010-02-16 |
| 7650784 | Thermal type flow rate measuring apparatus | Izumi Watanabe, Keiichi Nakada, Kei Ueyama, Masamichi Yamada | 2010-01-26 |
| 7624633 | Fluid flow sensor and fluid flow measurement device | Keiichi Nakada, Hiroshi Nakano, Izumi Watanabe | 2009-12-01 |
| 7420998 | Semiconductor laser device | — | 2008-09-02 |
| 7409859 | Thermal type flow measuring apparatus | Izumi Watanabe, Keiichi Nakada | 2008-08-12 |
| 7395707 | Thermal type flow rate measuring apparatus | Izumi Watanabe, Keiichi Nakada, Kei Ueyama, Masamichi Yamada | 2008-07-08 |
| 7382814 | Semiconductor laser device and method of manufacturing the same | — | 2008-06-03 |
| 7270000 | Fluid flow sensor and fluid flow measurement device | Keiichi Nakada, Hiroshi Nakano, Izumi Watanabe | 2007-09-18 |
| 7228614 | Method of manufacturing a gas flow meter | Masamichi Yamada, Izumi Watanabe, Keiichi Nakada | 2007-06-12 |
| 7181962 | Thermal flow sensor | Masamichi Yamada, Izumi Watanabe, Keiichi Nakada | 2007-02-27 |
| 7106775 | Semiconductor laser devices | Hiromasu Matsuoka, Yasuhiro Kunitsugu, Harumi Nishiguchi, Tetsuya Yagi, Yasuyuki Nakagawa | 2006-09-12 |
| 7104126 | Thermal type flow rate measuring apparatus | Izumi Watanabe, Keiichi Nakada, Kei Ueyama, Masamichi Yamada | 2006-09-12 |
| 7032446 | Flowrate measuring device with improved flow introduction into sub-passage outlet | Keiichi Nakada, Izumi Watanabe, Kei Ueyama, Hiromu Kikawa, Masamichi Yamada | 2006-04-25 |
| 6941815 | Sensor with built-in circuits and pressure detector using the same | Yasuo Onose, Seiji Kuryu, Akihiko Saito, Norio Ichikawa, Atsuo Watanabe +1 more | 2005-09-13 |
| 6935172 | Thermal type flow measuring device | Izumi Watanabe, Shinya Igarashi, Keiichi Nakada, Kei Ueyama | 2005-08-30 |
| 6925866 | Thermal type flow rate measuring apparatus | Izumi Watanabe, Keiichi Nakada, Kei Ueyama, Masamichi Yamada | 2005-08-09 |
| 6923053 | Gas flowmeter and manufacturing method thereof | Masamichi Yamada, Izumi Watanabe, Keiichi Nakada | 2005-08-02 |
| 6892582 | Semiconductor pressure sensor and pressure sensing device | Shinya Satou, Satoshi Shimada, Atsuo Watanabe, Yasuo Onose, Seiji Kuryu +2 more | 2005-05-17 |
| 6889545 | Flow rate sensor | Keiichi Nakada, Izumi Watanabe | 2005-05-10 |
| 6877383 | Capacitive type pressure sensor | Yasuo Onose, Norio Ichikawa, Seiji Kuryu, Satoshi Shimada, Akihiko Saito +5 more | 2005-04-12 |
| 6851311 | Thermal-type flow meter with bypass passage | Keiichi Nakada, Izumi Watanabe, Kei Ueda | 2005-02-08 |