Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312569 | Kit for cleaning agent and method for preparing cleaning agent | Satoshi Shirahata, Yoshihisa Tsurumi, Tsutomu Watahiki, Takayuki Kajikawa, Kohei Hayashi +1 more | 2025-05-27 |
| 9845538 | Etching agent, etching method and etching agent preparation liquid | Hiroyuki Tsurumoto, Masahiko Kakizawa | 2017-12-19 |