Issued Patents All Time
Showing 1–25 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11432419 | Power semiconductor device and power conversion device | Tokihito Suwa, Yujiro Kaneko, Yusuke Takagi, Takahiro Shimura | 2022-08-30 |
| 10696895 | Acrylic acid crosslinked polymer and use thereof | Shigeru Sakamoto, Kozo Nogi, Tomoyuki ARAKE, Erina Minami | 2020-06-30 |
| 10537874 | Method for producing particulate water-absorbing agent | Kazushi Torii, Kunihiko Ishizaki, Ryota WAKABAYASHI, Motohiro Imura | 2020-01-21 |
| 10512181 | Power semiconductor device and power conversion device | Tokihito Suwa, Yujiro Kaneko, Yusuke Takagi, Takahiro Shimura | 2019-12-17 |
| 10099254 | Classification method of particulate water absorbent resin | Kazumasa Konishi, Kenji Kadonaga, Yorimichi Dairoku | 2018-10-16 |
| 10037930 | Power semiconductor module and manufacturing method of power semiconductor module | Takashi Kume, Takahiro Shimura, Akira Matsushita, Yusuke Takagi | 2018-07-31 |
| 10034401 | Power semiconductor device and power conversion device | Tokihito Suwa, Yujiro Kaneko, Yusuke Takagi, Takahiro Shimura | 2018-07-24 |
| 9992915 | Power conversion device | Takahiro Shimura, Akira Matsushita | 2018-06-05 |
| 9896529 | Method for producing polyacrylic acid (salt)-based water-absorbable resin | Satoshi Matsumoto, Kunihiko Ishizaki | 2018-02-20 |
| 9873104 | Method for producing polyacrylic acid (salt)-based water-absorbing resin | Satoshi Matsumoto, Kunihiko Ishizaki | 2018-01-23 |
| 9868800 | Method for producing polyacrylic acid (salt)-based water-absorbent resin | Kunihiko Ishizaki, Satoshi Matsumoto | 2018-01-16 |
| 9806009 | Semiconductor device and power converter using the same | Takashi Kume | 2017-10-31 |
| 9644058 | Process for producing polyacrylic acid (salt)-based water absorbent resin | Makoto Matsumoto, Seiji Kato, Noboru Nabara, Ryuichi Otani, Yasuhiro Kawaguchi +3 more | 2017-05-09 |
| 9624322 | Method of producing water absorbent resin | Sumio Okuda, Syuji Kanzaki, Kunihiko Ishizaki, Kozo Nogi | 2017-04-18 |
| 9580519 | Method and apparatus for producing polyacrylic acid (salt)-based water absorbent resin | Kozo Nogi, Syuji Kanzaki, Kunihiko Ishizaki, Satoshi Matsumoto | 2017-02-28 |
| 9550843 | Method for producing polyacrylic acid (salt)-based water absorbent resin | Satoshi Matsumoto, Makoto Matsumoto, Seiji Kato, Kazumasa Konishi, Kenji Kadonaga | 2017-01-24 |
| 9530722 | Semiconductor device and production method for same | Shiro Yamashita, Hideto Yoshinari, Takashi Kume, Eiichi Ide | 2016-12-27 |
| 9518133 | Hydrophilic polyacrylic acid (salt) resin and manufacturing method thereof | Satoshi Matsumoto, Kunihiko Ishizaki | 2016-12-13 |
| 9453091 | Method of producing water absorbent resin | Sumio Okuda, Syuji Kanzaki, Kunihiko Ishizaki, Kozo Nogi | 2016-09-27 |
| 9321855 | Method for producing water absorbent resin | Toshihiro Takaai, Hidenori Wada | 2016-04-26 |
| 9306020 | Power module and method of manufacturing the power module | Hideto Yoshinari, Shiro Yamashita | 2016-04-05 |
| 9270195 | Power converter including a power module allowing main current supply and cutoff | Yusuke Takagi, Takuma HAKUTO | 2016-02-23 |
| 9179581 | Power semiconductor device and power conversion device | Tokihito Suwa, Yujiro Kaneko, Yusuke Takagi, Takahiro Shimura | 2015-11-03 |
| 9175143 | Method for producing particulate water-absorbent resin | Yorimichi Dairoku, Toshihiro Takaai, Satoshi Matsumoto | 2015-11-03 |
| 9074030 | Polyacrylic acid-type water absorbent resin and method for producing same | Toshihiro Takaai, Hidenori Wada | 2015-07-07 |