Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12164798 | Memory system that manages wear-out information of its non-volatile memory according to an operation mode of the non-volatile memory and method of operating the memory system | Ryuichi Kitajima, Masahiko NAKASHIMA | 2024-12-10 |
| 10416673 | Autonomous traveling body and vacuum cleaner | — | 2019-09-17 |
| 9260325 | Electrical deionization apparatus | Yohei Takahashi | 2016-02-16 |
| 9011664 | Electric demineralizer | Yohei Takahashi | 2015-04-21 |
| 6686751 | Method and apparatus for detecting negative ion in water | Takayuki Saito, Kanroku Chounan | 2004-02-03 |
| 6423205 | Electric deionization apparatus | Masaji Akahori, Takayoshi Kawamoto, Shinzi Miura, Toru Akiyama, Takayuki Saito +2 more | 2002-07-23 |
| 5837124 | Method and apparatus for preventing scale from precipitating in producing deionized water | Qingquan Su, Takayuki Saito, Masato Nakatsu | 1998-11-17 |
| 5788828 | Apparatus for detecting anions in water | Masato Nakatsu, Akira Fukunaga, Takayuki Saito, Kanroku Chounan | 1998-08-04 |
| 5738775 | Electrically regenerable desalting apparatus | Hiroshi Nagai, Kunio Fujiwara, Takanobu Sugo | 1998-04-14 |