Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10093815 | Surface treatment agent and surface treatment method | Akira Kumazawa | 2018-10-09 |
| 9868090 | Process for preparing chemical liquid of silylating agent and surface treatment method | Kiyoshi Ishikawa, Akira Kumazawa | 2018-01-16 |