Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10647648 | Method for purifying organic solvent | Akira Nakamura, Masami Imamura, Koji Yamanaka | 2020-05-12 |
| 10632456 | Process for producing organic acid ester-type liquid, and process for producing solvent of resist for producing electronic part or rinsing liquid for producing electronic parts | Masakazu Tsukida | 2020-04-28 |