Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6291697 | Siloxane compounds, process for preparing the same, and liquid composition containing the same | Seiichirou Tanaka, Hanako Kato, Takeshi Sawai, Kenji Oba, Haruo Katsumata | 2001-09-18 |
| 6258969 | Polyalkoxysiloxane and process for its production | Takeshi Sawai, Hanako Kato, Seiichiro Tanaka, Akihiro Takazawa, Haruo Katsumata | 2001-07-10 |
| 6110852 | Process for producing synthetic quartz glass powder | Yoshio Katsuro, Akira Utsunomiya, Hiroaki Nagai, Toshifumi Yoshikawa, Shoji Oishi +1 more | 2000-08-29 |
| 6071838 | Silica gel, synthetic quartz glass powder, quartz glass shaped product molding, and processes for producing these | Yoshio Katsuro, Akira Utsunomiya, Masaru Shimoyama | 2000-06-06 |
| 5733644 | Curable composition and method for preparing the same | Seiichiro Tanaka, Hanako Kato, Takeshi Sawai, Nobuyuki Matsuzoe, Kenji Oba +1 more | 1998-03-31 |
| 5604163 | Synthetic silica glass powder | Kazumi Kimura, Akira Utsunomiya | 1997-02-18 |
| 5104713 | Alumina fiber structure and process for its production | Hisataka Hosoi, Tatsuo Ando, Mamoru Shoji | 1992-04-14 |
| 4931239 | Alumina fiber structure and process for its production | Hisataka Hosoi, Tatsuo Ando, Mamoru Shoji | 1990-06-05 |
| 4761388 | In organic fibers containing fine crystals of AlN and Al.sub.2 O.sub.3 and process for their production | Yasuo Oguri, Mitsuru Awata | 1988-08-02 |
| 4752515 | Alumina fiber structure | Hisataka Hosoi, Tatsuo Ando, Mamoru Shoji | 1988-06-21 |
| 4399113 | Process for treating a gas containing a fluorine compound | Susumu Tosaka, Tadamichi Abe, Kiyohiro Ogawa | 1983-08-16 |