Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305877 | Air conditioning-related equipment and air conditioning system | Chang Wenn TOK, Shin HIGASHIYAMA, Kosuke HOTTA, Takafusa MIURA, Kensuke URATA +3 more | 2025-05-20 |
| 11425198 | Communication system for air conditioner, and air conditioner | Yoshimasa NAKAYAMA, Ryousuke Yamamoto, Kunitaka Morimoto, Munehiko Fujimoto, Yuuki Ogiso +1 more | 2022-08-23 |
| 10756647 | Power converter device having a capacitor and a reactor adjacent to each other on the same circuit board | Masahide Fujiwara, Nobuyasu Hiraoka, Keito KOTERA | 2020-08-25 |
| 10739019 | Power conversion device and refrigeration apparatus | Nobuyasu Hiraoka, Keito KOTERA, Masahide Fujiwara | 2020-08-11 |
| 10514025 | Preheater for compressor | Hiroshi Doumae, Yuusuke Kishiwaki, Masahide Fujiwara, Motonobu Ikeda | 2019-12-24 |
| 10355632 | Power converter control device | Nobuyasu Hiraoka | 2019-07-16 |
| 10243498 | Power converter control device | — | 2019-03-26 |
| 9831813 | Motor driving apparatus | Yasushi Kurosawa, Kentaroh TAOKA | 2017-11-28 |
| 9722488 | Power converter and air conditioner | Kentarou Taoka, Masahide Fujiwara | 2017-08-01 |
| 9692332 | Power conversion device | Kentarou Taoka, Motonobu Ikeda | 2017-06-27 |
| 9693490 | Refrigeration device | Masahide Fujiwara, Motonobu Ikeda | 2017-06-27 |
| 9577534 | Power converter and air conditioner | Kentarou Taoka, Masahide Fujiwara, Motonobu Ikeda | 2017-02-21 |
| 9564797 | Indirect matrix converter | Sumio Kagimura, Toshiaki Satou | 2017-02-07 |
| 9564848 | Power converter | Kentarou Taoka, Masahide Fujiwara | 2017-02-07 |
| 9510481 | Refrigerant jacket and air conditioning apparatus equipped therewith | Masahide Fujiwara, Kentaroh TAOKA, Shinichirou Nomura, Motonobu Ikeda, Hiroshi Dohmae | 2016-11-29 |
| 9001536 | Voltage smoothing circuit for smoothing voltage from power supply | Sumio Kagimura, Masafumi Hashimoto, Hiroshi Dohmae, Hirotaka Doi, Toshiaki Sato | 2015-04-07 |