Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11633580 | Applicator for water-soluble sheet-shaped preparation | Ying-shu Quan, Ying-zhe Li, Hiroshi Tanaka, Fumio Kamiyama | 2023-04-25 |
| 11484695 | Microneedle patch case | Ying-shu Quan, Fumio Kamiyama | 2022-11-01 |
| 11452852 | Applicator for water-soluble sheet-shaped preparation | Ying-shu Quan, Ying-zhe Li, Hiroshi Tanaka, Fumio Kamiyama | 2022-09-27 |
| 5234173 | Spun yarn winding machine | Hisao Nishikawa, Yutaka Okimura | 1993-08-10 |