Issued Patents All Time
Showing 1–14 of 14 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, Masahide Oka +1 more | 1998-11-24 |
| 5635610 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Masahide Oka, Takamasa Yamaguchi | 1997-06-03 |
| 5635611 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Masahide Oka, Takamasa Yamaguchi | 1997-06-03 |
| 5629411 | Saccharide carboxylic acids of glycosides | Toshihiro Ishiguro, Masahide Oka, Takamasa Yamaguchi | 1997-05-13 |
| 5518906 | Production of d-pantoic acid and d-pantothenic acid | Yuichi Hikichi, Takeo Moriya, Hiroshi Miki, Takamasa Yamaguchi | 1996-05-21 |
| 5474924 | Method for producing 2-keto-L-gulonic acid | Hideo Shirafuji, Masahide Oka, Takamasa Yamaguchi | 1995-12-12 |
| 5434061 | Production of saccharide carboxylic acids | Toshihiro Ishiguro, Masahide Oka, Takamasa Yamaguchi | 1995-07-18 |
| 5015579 | Production of (-)trans-2,3-epoxysuccinic acid by fermentation | Takamasa Yamaguchi | 1991-05-14 |
| 4933289 | Biologically pure cultures of Pseudomonas sorbosoxidans useful for producing 2-keto-L-gulonic acid | Ko Imai, Takeshi Sakane | 1990-06-12 |
| 4904588 | Method for producing L-sorbose | Hideo Shirafuji, Takamasa Yamaguchi, Masahide Oka | 1990-02-27 |
| 4892823 | Method for producing 2-keto-L-gulonic acid | Ko Imai, Takeshi Sakane | 1990-01-09 |
| 4877735 | Process for producing 2-keto-L-gulonic acid | Takamasa Yamaguchi, Masahide Oka, Hideo Shirafuji | 1989-10-31 |
| 4876195 | Process for producing 2-keto-D-glucaric acid | Hideo Shirafuji, Takamasa Yamaguchi | 1989-10-24 |
| 4465771 | Production of enduracidin and microorganisms therefor | Hideo Shirafuji, Shigeo Matsumura | 1984-08-14 |