Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713245 | Granule containing physiologically-active substance, method for preparing same and use thereof | Shinji Ando, Masami Ohtaguro, Takayoshi Masuda | 1987-12-15 |
| 4327183 | Method for purifying fatty acid esters of saccharide | Takayoshi Masuda, Masaru Honjo, Tsutomu Takase | 1982-04-27 |
| 4209641 | Process for the production of polytetramethylene ether glycol | Takayoshi Masuda, Tsutomu Takase, Fumio Yamazaki | 1980-06-24 |