Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4968523 | Process for preparation of shellfish extract concentrate, and shellfish extract concentrate | Masahide Ogawa, Koyoshi Takai, Teiji Sato, Masanori Tanaka, Izumi Serizawa | 1990-11-06 |
| 4770894 | Decolorized oyster extract concentrate | Masahide Ogawa, Kiyoshi Takai, Teiji Sato, Masanori Tanaka, Izumi Serizawa | 1988-09-13 |
| 4681749 | Process for preparation of synthetic crystalline zinc silicate mineral having a sauconite, willemite or hemimorphite structure | Teiji Sato, Masanori Tanaka | 1987-07-21 |
| 4626420 | Synthetic fraipontite and process for preparation thereof | Teiji Sato, Masanori Tanaka, Yasuo Mizoguchi, Noriyuki Takahashi | 1986-12-02 |
| 4622166 | Process for preparation of zeolite slurry excellent in static stability and dynamic stability | Tadahisa Nakazawa, Masahide Ogawa, Kiyoshi Abe, Takashi Tokita | 1986-11-11 |
| 4544604 | Heat-sensitive recording paper and filler therefor | Masahide Ogawa, Kunio Goto, Teiji Sato, Masanori Tanaka, Seikichi Takahashi +2 more | 1985-10-01 |
| 4527178 | Heat-sensitive recording paper and filler therefor | Teiji Sato, Masanori Tanaka | 1985-07-02 |
| 4509064 | Heat-sensitive recording paper and filler therefor | Masahide Ogawa, Kunio Goto, Teiji Sato, Masanori Tanaka, Seikichi Takahashi +2 more | 1985-04-02 |
| 4405371 | Novel clay mineral color developer for pressure sensitive recording paper and process for producing same | Yujiro Sugahara, Masahide Ogawa, Teiji Sato, Yasuo Mizoguchi, Seiji Kojima | 1983-09-20 |
| 4238346 | Detergent builders and process for preparation thereof | Yujiro Sugahara, Masahide Ogawa, Hideaki Kurosaki, Shigehisa Imafuku | 1980-12-09 |
| 4219535 | Alkali metal aluminosilicate detergent builder | Yujiro Sugahara, Masahide Ogawa, Hideaki Kurosaki, Shigehisa Imafuku | 1980-08-26 |