Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11167060 | Method for producing calcium carbonate block | Kunio Ishikawa, Kanji Tsuru, Akira Tsuchiya, Yuki Sugiura, Noriko Tanaka | 2021-11-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11167060 | Method for producing calcium carbonate block | Kunio Ishikawa, Kanji Tsuru, Akira Tsuchiya, Yuki Sugiura, Noriko Tanaka | 2021-11-09 |