Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10373768 | Method for producing electrode film for electric double layer capacitors | Yasuo Ichikawa | 2019-08-06 |
| 8590861 | Gate valve and substrate processing apparatus equipped with the same | Tsutomu Hiroki, Masanao Matsushita, Takehiro Nishiba | 2013-11-26 |
| 8437084 | Optical low-pass filter | Ichiro Tsujimura, Yoshiharu Tanaka, Naoki Kubo | 2013-05-07 |
| 6493144 | Optical component | Katsuto Tanaka | 2002-12-10 |