Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8846182 | Process for producing transparent conductive transfer plate, transparent conductive transfer plate, process for producing transparent conductive substrate using the transparent conductive transfer plate, transparent conductive substrate, and molded product using the transparent conductive substrate | Yasuo Kakihara, Kyoichi Suzuki | 2014-09-30 |
| 6709997 | Silica glass article and manufacturing process therefor | Akira Urano, Toshio Danzuka, Tatsuhiko Saito, Yasuhiko Shishido, Masaharu Mogi | 2004-03-23 |
| 6459403 | Traffic control system | Tsuneo Nakahara, Shunji Otani | 2002-10-01 |
| 6333283 | Silica glass article and manufacturing process therefor | Akira Urano, Toshio Danzuka, Tatsuhiko Saito, Yasuhiko Shishido, Masaharu Mogi | 2001-12-25 |
| 5983673 | Silica glass article and manufacturing process therefor | Akira Urano, Toshio Danzuka, Tatsuhiko Saito, Yasuhiko Shishido, Masaharu Mogi | 1999-11-16 |
| 5474589 | UV light-permeable glass and article comprising the same | Yuichi Ohga, Shinji Ishikawa, Tatsuhiko Saito, Hiroshi Yokota | 1995-12-12 |
| 5364428 | Method for producing glass preform for optical fiber | Yoichi Ishiguro, Akira Urano, Hideo Kakuzen | 1994-11-15 |
| 5306322 | Process for thermal treatment of glass fiber preform | Shinji Ishikawa, Yuichi Ohga, Ichiro Tsuchiya, Hiroo Kanamori, Hiroshi Yokota | 1994-04-26 |
| 5249216 | Total reflection X-ray fluorescence apparatus | Tetsuya Ohsugi, Kazuo Nishihagi | 1993-09-28 |
| 5221309 | Method for producing glass preform for optical fiber | Minoru Watanabe, Hiroo Kanamori | 1993-06-22 |
| 5220591 | Total reflection X-ray fluorescence apparatus | Tetsuya Ohsugi, Kazuo Nishihagi | 1993-06-15 |
| 5217516 | Method of making optical glass article | Yoichi Ishiguro, Hiroo Kanamori, Akira Urano | 1993-06-08 |
| 5203899 | Method for producing glass preform for optical fiber | Yoichi Ishiguro, Akira Urano, Hideo Kakuzen | 1993-04-20 |
| 5163987 | Method for producing glass preform for optical fiber | Yoichi Ishiguro, Hiroo Kanamori | 1992-11-17 |
| 5158587 | Method for producing glass preform for optical fiber | Akira Urano, Yoichi Ishiguro, Minoru Watanabe | 1992-10-27 |
| 5145507 | Method for producing glass preform for optical fiber | Yoichi Ishiguro, Akira Urano, Hideo Kakuzen | 1992-09-08 |
| 5137866 | Method for producing molded article of ceramic oxide superconductor | Yasuyo Matsumoto, Hajime Hitotsuyanagi, Masashi Onishi, Yuichi Masuda | 1992-08-11 |
| 5106401 | Process for thermal treatment of glass fiber preform | Shinji Ishikawa, Yuichi Ohga, Ichiro Tsuchiya, Hiroo Kanamori, Hiroshi Yokota | 1992-04-21 |
| 5053068 | High pressure fluorine method for producing preform for optical fiber | Akira Urano, Yoichi Ishiguro, Minoru Watanabe | 1991-10-01 |
| 5022904 | Method of making optical glass article | Yoichi Ishiguro, Hiroo Kanamori, Akira Urano | 1991-06-11 |
| 4979971 | Method for producing glass preform for optical fiber | Minoru Watanabe, Hiroo Kanamori | 1990-12-25 |
| 4969941 | Furnace for heating glass preform for optical fiber and method for producing glass preform | Yoichi Ishiguro, Ichiro Tsuchiya | 1990-11-13 |
| 4902325 | Method for producing glass preform for optical fiber | Minoru Watanabe, Shigeru Tanaka, Motohiro Nakahara | 1990-02-20 |
| 4880452 | Method for producing glass preform for optical fiber containing fluorine in cladding | Hiroo Kanamori, Gotaro Tanaka, Naoki Yoshioka, Futoshi Mizutani | 1989-11-14 |
| 4812155 | Method for production of glass preform for optical fibers | Naoki Yoshioka, Gotaro Tanaka, Hiroo Kanamori, Minoru Watanabe, Motohiro Nakahara | 1989-03-14 |