Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840881 | Composition containing a water-insoluble or slightly water-soluble compound with enhanced water-solubility | Yoshiaki Uda, Takako Yamauchi, Yasushi Nakagawa, Masahide Oka, Takamasa Yamaguchi +1 more | 1998-11-24 |
| 5635610 | Production of saccharide carboxylic acids | Masahide Oka, Takamasa Yamaguchi, Ikuo Nogami | 1997-06-03 |
| 5635611 | Production of saccharide carboxylic acids | Masahide Oka, Takamasa Yamaguchi, Ikuo Nogami | 1997-06-03 |
| 5629411 | Saccharide carboxylic acids of glycosides | Masahide Oka, Takamasa Yamaguchi, Ikuo Nogami | 1997-05-13 |
| 5434061 | Production of saccharide carboxylic acids | Masahide Oka, Takamasa Yamaguchi, Ikuo Nogami | 1995-07-18 |
| 4302463 | 1-Azaxanthone-3-carboxylic acids and their production | Kiyoshi Ukawa, Akira Nohara | 1981-11-24 |
| 4267332 | 3-(Tetrazol-5-yl)-1-azaxanthones | Akira Nohara, Kiyoshi Ukawa | 1981-05-12 |