Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10804920 | A/D converter | Kunihiko Nakamura, Tomohiro Nezuka | 2020-10-13 |
| 10619887 | Instantaneous hot water circulation unit with scale cleaning function | Masaki Sugatani, Tomofumi Kinugasa, Hiromi Yamanishi, Yoshihiro Nunotani | 2020-04-14 |
| 10088197 | Water heating apparatus and water heating system | Toshihiko Hamagami, Shota Mizuno, Ryo Hasegawa, Yoshihiro Nunotani, Akira Iwasaki | 2018-10-02 |
| 9945581 | Water heater | Norihide Wada | 2018-04-17 |
| 9921012 | Water heating apparatus | Scott Isaksen, Bronwyn Planasch | 2018-03-20 |
| 9631837 | Hot water supply device | Masato Doyama, Eiji Kanki, Shingo Tateishi | 2017-04-25 |
| 8652309 | Sputtering apparatus and electronic device manufacturing method | Tetsuya Ohishi | 2014-02-18 |