Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835320 | Zinc-modified composite polybasic salt, process for producing the same, and use | Yoshinobu Komatsu, Hitoshi Ishida, Hiroshi Igarashi, Masami Kondo, Madoka Minagawa +1 more | 2004-12-28 |
| 6706249 | Composite polybasic salt, process for producing the same, and use | Yoshinobu Komatsu, Hitoshi Ishida, Hiroshi Igarashi, Masami Kondo, Madoka Minagawa +1 more | 2004-03-16 |
| 5997836 | Alkali aluminum complex hydroxide carbonate salt, and a process for producing said salt and its uses | Yoshinobu Komatsu, Katsumi Higuchi, Masami Kondo, Akira Tatebe | 1999-12-07 |
| 5648413 | Stabilizer for chlorine-containing polymers, process for the preparation thereof and chlorine-containing polymer composition | Toshio Sato, Toshiaki Sugawara, Hiroshi Sawada, Seiji Wakaki, Satoru Ohta +1 more | 1997-07-15 |
| 5366718 | Process for producing columbite-type niobate and process for producing perovskite-type compound therefrom | Hitoshi Nakata, Takayuki Ishizuki, Shoichi Iwaya, Koji Takahashi, Yuuiti Sannohe +1 more | 1994-11-22 |
| 5077248 | Synthetic stevensite and process for preparation thereof | Masahide Ogawa, Masanori Tanaka, Noriyuki Takahashi | 1991-12-31 |
| 5013603 | Ink jet recording paper with amorphous silica filler | Masahide Ogawa, Masao Takahashi, Toshio Kitsu, Seikichi Takahashi, Kinichi Ono | 1991-05-07 |
| 5013709 | Pressure-sensitive recording paper and color developer therefor | Masahide Ogawa, Kiyoshi Abe, Hisashi Tsuchida, Hiroo Inoue, Mitsuo Saito | 1991-05-07 |
| 5004716 | Synthetic stevensite and process for preparation thereof | Masahide Ogawa, Masanori Tanaka, Noriyuki Takahashi | 1991-04-02 |
| 4968523 | Process for preparation of shellfish extract concentrate, and shellfish extract concentrate | Koichi Usui, Masahide Ogawa, Koyoshi Takai, Masanori Tanaka, Izumi Serizawa | 1990-11-06 |
| 4915923 | Filler for ink jet recording paper | Masahide Ogawa, Maso Takahashi, Toshio Kitsu, Seikichi Takahashi, Kinichi Ono | 1990-04-10 |
| 4892591 | Filler for ink jet recording paper | Masahide Ogawa, Masao Takahashi, Kazumitsu Enomoto | 1990-01-09 |
| 4830843 | Synthetic lamellar magnesium phyllosilicate and process for preparation thereof | Kiochi Usui, Masanori Tanaka, Noriyuki Takahashi | 1989-05-16 |
| 4784982 | Composite phylosilicate adsorbent and process for preparation thereof | Kouichi Usui, Masahide Ogawa, Osamu Okumura, Kouichi Yamada, Masanori Tanaka +1 more | 1988-11-15 |
| 4770894 | Decolorized oyster extract concentrate | Koichi Usui, Masahide Ogawa, Kiyoshi Takai, Masanori Tanaka, Izumi Serizawa | 1988-09-13 |
| 4681749 | Process for preparation of synthetic crystalline zinc silicate mineral having a sauconite, willemite or hemimorphite structure | Koichi Usui, Masanori Tanaka | 1987-07-21 |
| 4626420 | Synthetic fraipontite and process for preparation thereof | Koichi Usui, Masanori Tanaka, Yasuo Mizoguchi, Noriyuki Takahashi | 1986-12-02 |
| 4544604 | Heat-sensitive recording paper and filler therefor | Koichi Usui, Masahide Ogawa, Kunio Goto, Masanori Tanaka, Seikichi Takahashi +2 more | 1985-10-01 |
| 4527178 | Heat-sensitive recording paper and filler therefor | Koichi Usui, Masanori Tanaka | 1985-07-02 |
| 4509064 | Heat-sensitive recording paper and filler therefor | Koichi Usui, Masahide Ogawa, Kunio Goto, 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, Koichi Usui, Masahide Ogawa, Yasuo Mizoguchi, Seiji Kojima | 1983-09-20 |