Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12116465 | Water-soluble film and chemical agent package | — | 2024-10-15 |
| 11780976 | Water-soluble film and chemical agent package | — | 2023-10-10 |
| 11649420 | Water-soluble film, chemical agent package, and method of producing water-soluble film | — | 2023-05-16 |
| 11225572 | Water-soluble film and chemical agent package | — | 2022-01-18 |
| 11034807 | Water-soluble film and chemical agent package | — | 2021-06-15 |
| 10843444 | Liquid chemical agent package and production method therefor | — | 2020-11-24 |
| 10696934 | Water-soluble film, chemical agent package and water-soluble film production method | Masanori Ookubo, Katsuhiko Katsuma | 2020-06-30 |
| 10414889 | Water-soluble film and chemical agent package | Kazushi Oda, Katsuhiko Katsuma | 2019-09-17 |