Issued Patents All Time
Showing 1–9 of 9 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, Toshihiro Ishiguro, Takamasa Yamaguchi +1 more | 1998-11-24 |
| 5747306 | Process for producing 2-keto-L-gulonic acid using electrodialysis | Kenkichi Yoneto, Takamasa Yamaguchi | 1998-05-05 |
| 5635611 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Takamasa Yamaguchi, Ikuo Nogami | 1997-06-03 |
| 5635610 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Takamasa Yamaguchi, Ikuo Nogami | 1997-06-03 |
| 5629411 | Saccharide carboxylic acids of glycosides | Toshihiro Ishiguro, Takamasa Yamaguchi, Ikuo Nogami | 1997-05-13 |
| 5474924 | Method for producing 2-keto-L-gulonic acid | Ikuo Nogami, Hideo Shirafuji, Takamasa Yamaguchi | 1995-12-12 |
| 5434061 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Takamasa Yamaguchi, Ikuo Nogami | 1995-07-18 |
| 4904588 | Method for producing L-sorbose | Ikuo Nogami, Hideo Shirafuji, Takamasa Yamaguchi | 1990-02-27 |
| 4877735 | Process for producing 2-keto-L-gulonic acid | Ikuo Nogami, Takamasa Yamaguchi, Hideo Shirafuji | 1989-10-31 |