Issued Patents All Time
Showing 26–50 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632956 | Preparation of diorganodichlorosilane | Akihito Tsukuno, Hiroyuki Kobayashi, Yukinori Satoh, Hideaki Ozeki, Yoshihiro Shirota | 2003-10-14 |
| 6551567 | Spherical silica particles and method of production | Yoshiharu Konya, Koichiro Watanabe | 2003-04-22 |
| 6506923 | Preparation of organohalosilanes | Tetsuya Inukai, Toshio Shinohara, Mikio Aramata, Yoichi Tanifuji, Hajime Ishizaka | 2003-01-14 |
| 6395917 | Preparation of organohalosilanes | Hajime Ishizaka, Toshio Shinohara, Yoichi Tanifuji, Tetsuya Inukai, Mikio Aramata | 2002-05-28 |
| 6387302 | Method of producing spherical silica powder | Yoshiharu Konya, Koichiro Watanabe | 2002-05-14 |
| 6365766 | Metallic copper catalyst and process for the synthesis of organohalosilanes | Mikio Aramata, Masaaki Furuya, Yoshihiro Shirota, Akio Muraida, Toshio Shinohara | 2002-04-02 |
| 6242629 | Preparation of organohalosilanes | Toshio Shinohara, Mikio Aramata, Yoichi Tanifuji, Tetsuya Inukai, Kazutoshi Fujioka | 2001-06-05 |
| 6239304 | Process for preparing organohalosilanes | Mikio Aramata, Akio Ohori, Hirofumi Fukuoka, Toshio Shinohara, Tetsuya Inukai | 2001-05-29 |
| 6218562 | Process for preparing organohalosilanes | Mikio Aramata, Akio Ohori, Masaaki Furuya, Toshio Shinohara, Tetsuya Inukai | 2001-04-17 |
| 6215012 | Preparation of organohalosilanes | Toshio Shinohara, Mikio Aramata, Yoichi Tanifuji, Tetsuya Inukai, Kazutoshi Fujioka | 2001-04-10 |
| 6156380 | Method for preparing contact mass for organohalosilane synthesis | Mikio Aramata, Yoichi Tanifuji, Hisashi Konishi, Tetsuya Inukai, Toshio Shinohara | 2000-12-05 |
| 5855860 | Method for porifying fine particulate silica | Masanobu Nishimine, Yoshio Tomizawa, Hidekazu Uehara, Kiyoshi Shirasuna | 1999-01-05 |
| 5841767 | Mobile communication system using efficient service area expansion scheme | Yasuki Nishi, Kazuhito Ebina | 1998-11-24 |
| 5432241 | Process to prevent polymer scale adhesion using an aromatic compound and a salt of polyvinylsulfuric acid | Masahiro Usuki, Mikio Watanabe | 1995-07-11 |
| 5430113 | Process to prevent polymer scale adhesion using an aromatic compound and a salt of polyvinylsulfuric acid | Masahiro Usuki, Hajime Kitamura, Mikio Watanabe, Masayoshi Yono | 1995-07-04 |
| 5411675 | Polymer scale preventive agent, polymerization vessel effective in preventing polymer scale deposition, and process of producing polymer using said vessel | Masahiro Usuki | 1995-05-02 |
| 5360857 | Polymer scale preventive agent from naphthoquinone dye | Hajime Kitamura, Mikio Watanabe, Masahiro Usuki, Toshihiko Nakano | 1994-11-01 |
| 5354817 | Polymer scale preventive agent, polymerization vessel effective in preventing polymer scale deposition and process for preparation of polymer | Masahiro Usuki, Hajime Kitamura, Mikio Watanabe, Richard W. Armentrout, Thomas J. Pollock | 1994-10-11 |
| 5292834 | Method of preventing polymer scale deposition | Mikio Watanabe, Masahiro Usuki | 1994-03-08 |
| 5264601 | N,O-bis(trimethylsilyl) acetamide stabilization | Toshio Shinohara, Muneo Kudo, Masao Maruyama | 1993-11-23 |
| 5262497 | Method of preventing polymer scale deposition and polymer scale preventive liquid used therein | Mikio Watanabe, Masahiro Usuki | 1993-11-16 |
| 5244986 | Method of preventing polymer scale deposition | Mikio Watanabe, Masahiro Usuki | 1993-09-14 |
| 5241022 | Coating solution for preventing adhesion of polymer scale and method for preventing scale adhesion during preparation of polymers | Mikio Watanabe, Hajime Kitamura, Masahiro Usuki, Masayoshi Yono | 1993-08-31 |
| 5229471 | Method of preventing polymer scale deposition and polymer scale preventive agent | Toshihide Shimizu, Ichiro Kaneko, Mikio Watanabe | 1993-07-20 |
| 5214113 | Method of preventing polymer scale deposition and polymer scale preventive agent | Toshihide Shimizu, Ichiro Kaneko, Mikio Watanabe | 1993-05-25 |