Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536238 | Vacuum degassing method for molten glass flow | Koji Obayashi, Misao Okada, Yusuke Takei | 2003-03-25 |
| 6405564 | Vacuum degassing apparatus for molten glass | Yusuke Takei, Masataka Matsuwaki, Takashi Kijima, Atsushi Tanigaki, Katsuharu Imamaki +2 more | 2002-06-18 |
| 6332339 | Vacuum degassing method for molten glass flow | Koji Obayashi, Misao Okada, Yusuke Takei | 2001-12-25 |
| 6119484 | Vacuum degassing apparatus for molten glass | Yusuke Takei, Masataka Matsuwaki, Takashi Kijima, Atsushi Tanigaki, Katsuharu Imamaki +2 more | 2000-09-19 |
| 5888917 | Glass substrate for plasma display panel | Seiji Miyazaki | 1999-03-30 |
| 5045751 | Cathode ray tube of improved breakdown voltage characteristic | Takashi NUMATA, Yusuke Kobayashi, Yoshihito Katayama, Junichi Iura, Tsunehiko Sugawara | 1991-09-03 |
| 4838914 | Process for producing silica glass fibers | Hironori Ohta, Takashi Mukaiyama, Katsuhiko Matsuzaki, Junichi Ebisawa, Naoki Taneda +4 more | 1989-06-13 |
| 4767433 | Spherical silica glass powder particles and process for their production | Jun Iura | 1988-08-30 |
| 4405722 | Sealing glass compositions | Yoshinori Kokubu, Jiro Chiba, Nobuyoshi Ichimura, Takashi Iwai | 1983-09-20 |