Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10514025 | Preheater for compressor | Shinichi Ishizeki, Hiroshi Doumae, Yuusuke Kishiwaki, Masahide Fujiwara | 2019-12-24 |
| 10249428 | Reactor | Hideaki Tanaka, Kentarou Taoka, Iwao Toyama, Yoshitaka Shimaya, Hiroki Imai | 2019-04-02 |
| 9692332 | Power conversion device | Kentarou Taoka, Shinichi Ishizeki | 2017-06-27 |
| 9693490 | Refrigeration device | Masahide Fujiwara, Shinichi Ishizeki | 2017-06-27 |
| 9577534 | Power converter and air conditioner | Shinichi Ishizeki, Kentarou Taoka, Masahide Fujiwara | 2017-02-21 |
| 9523529 | Refrigeration apparatus | Akihiko Oguri, Junichi Teraki, Masanobu Kita, Hiroshi Doumae, Masahide Fujiwara | 2016-12-20 |
| 9510481 | Refrigerant jacket and air conditioning apparatus equipped therewith | Masahide Fujiwara, Shinichi Ishizeki, Kentaroh TAOKA, Shinichirou Nomura, Hiroshi Dohmae | 2016-11-29 |
| 9377237 | Refrigeration apparatus | Akihiko Oguri, Junichi Teraki, Masanobu Kita, Hiroshi Doumae, Masahide Fujiwara | 2016-06-28 |
| 9252679 | Reverse recovery current prevention device and motor driving apparatus | Satoshi Yagi, Sumio Kagimura | 2016-02-02 |
| 9093915 | Motor current detecting device and air conditioning apparatus | Masafumi Hashimoto, Keisuke Shimatani, Hirohito Maeda, Satoshi Yagi | 2015-07-28 |
| 8987946 | Air conditioner | Shin HIGASHIYAMA, Hiroshi Doumae, Shinya Ohtsuki, Masaki Okauchi, Shunichi Uenaka +2 more | 2015-03-24 |
| 8861232 | Current-sensing circuit and air-conditioning device provided therewith | Satoshi Yagi, Ryousuke Yamamoto | 2014-10-14 |
| 8450958 | Motor control method, motor control device, fan device, compressor, and pump device | Hirohito Maeda, Satoshi Yagi, Keisuke Shimatani, Masafumi Hashimoto | 2013-05-28 |
| 8400083 | Current detecting device, air conditioning apparatus, correction constant calculating system and correction constant calculating method | Masafumi Hashimoto, Satoshi Yagi, Keisuke Shimatani, Hirohito Maeda | 2013-03-19 |
| 8084985 | Inverter control method | Satoshi Yagi, Michiya Takezoe, Hiroyuki Kondou, Hirotaka Doi, Hirohito Maeda | 2011-12-27 |