Issued Patents All Time
Showing 25 most recent of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11723389 | Aqueous pigment-material solution, manufacturing method for aqueous pigment-material solution, and blue-colored beverage | Hiromasa Nakamura, Hisayoshi Arai, Mitsuteru Ishiwara | 2023-08-15 |
| 10778116 | Three-phase inverter with reduced DC bus capacitor ripple | Koroku Nishizawa, Akio Toba, Akihiro Odaka | 2020-09-15 |
| 10763153 | Holding apparatus | Yukihito Tashiro, Hidenori Fukumoto, Kosuke Hidaka, Mitsuki Terashima | 2020-09-01 |
| 10622907 | DC-DC converter | Hayato Higa | 2020-04-14 |
| 10461637 | DC-DC converter | Katsutaka Tanabe, Akihiro Funamoto, Koji Ando | 2019-10-29 |
| 10171004 | DC-DC converter | Hayato Higa | 2019-01-01 |
| 10033290 | Power conversion device | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2018-07-24 |
| 9755535 | Three phase to single phase power conversion device with reduced wiring between condensers and switches | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2017-09-05 |
| 9641092 | Power converter | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2017-05-02 |
| 9614454 | Power conversion device with reduced wiring distance | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2017-04-04 |
| 9490721 | Power conversion device | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2016-11-08 |
| 9425701 | Power conversion device | Hironori Koyano, Takamasa Nakamura, Masao Saito, Kouji Yamamoto, Tsutomu Matsukawa +2 more | 2016-08-23 |
| 9369055 | Power converter | Hironori Koyano, Takamasa Nakamura, Kouji Yamamoto, Yoshiya Ohnuma | 2016-06-14 |
| 9369056 | Power converter | Hironori Koyano, Takamasa Nakamura, Kouji Yamamoto, Yoshiya Ohnuma | 2016-06-14 |
| 9203325 | Power conversion device | Masao Saito, Takamasa Nakamura, Kouji Yamamoto, Yoshiya Ohnuma | 2015-12-01 |
| 9197137 | Power conversion device | Masao Saito, Takamasa Nakamura, Kouji Yamamoto, Yoshiya Ohnuma | 2015-11-24 |
| 9190925 | AC converter for converting a single-phase input AC voltage into a three-phase output AC voltage | Hiroshi Yamamoto | 2015-11-17 |
| 9190922 | Power conversion device | Masao Saito, Takamasa Nakamura, Kouji Yamamoto, Yoshiya Ohnuma | 2015-11-17 |
| 9148072 | Inverter apparatus | Koichi Ueki, Yoshiya Ohnuma | 2015-09-29 |
| 9013906 | Power system-interconnected inverter device | Yuichi Noge | 2015-04-21 |
| 9001544 | Inverter device | Yuichi Noge | 2015-04-07 |
| 8681517 | AC converter, AC converting method, and storage medium for converting an AC voltage with a relatively high frequency into an AC voltage with a relatively low frequency | Hiroshi Yamamoto, Tomokazu Sada | 2014-03-25 |
| 8231967 | Surface-treated ceramic member, method for producing the same and vacuum processing apparatus | Katsuaki Nakano, Daisuke Hiramatsu, Tadahisa Arahori, Ken Okamoto | 2012-07-31 |
| 8017256 | Dual-power-supply system | Toshio Horiguchi, Kouji Orikawa | 2011-09-13 |
| 7982426 | Electric power system | Akio Toba, Kouetsu Fujita | 2011-07-19 |