Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472338 | Li2O-Al2O3-SiO2 crystallized glass and crystallizable glass therefor | Narutoshi Shimatani, Hiroyuki Yamada | 2002-10-29 |
| 6420287 | Ceramic article | Masanori Wada | 2002-07-16 |
| 6413906 | Li2O-Al2O3-SiO2 crystallized glass and crystallizable glass therefor | Narutoshi Shimatani, Hiroyuki Yamada | 2002-07-02 |
| 6400884 | Material for temperature compensation, and optical communication device | Takahiro Matano | 2002-06-04 |
| 6358869 | Li2O-Al2O3-SiO2 type transparent crystallized glass | Hiroyuki Yamada | 2002-03-19 |
| 6170995 | Ferrule for optical-fiber connector | Seiko Mitachi, Ryo Nagase, Yoshiaki Takeuchi, Takashi Tanabe, Hirokazu Takeuchi +2 more | 2001-01-09 |
| 5965765 | Process for producing .alpha.,.beta.-unsaturated nitrile | Shigeru Kurihara, Hiroaki Muroya | 1999-10-12 |
| 5866239 | Top plate having a first enamel coating in a heating portion and a second enamel coating in a non-heating portion on a surface of a low expansion crystallized glass | Narutoshi Shimatani, Kiyoshi Katagi | 1999-02-02 |
| 5776613 | Enamel frit composition for a low-expansion crystallized glass and enamel-coated low-expansion crystallized glass plate using the same | Narutoshi Shimatani, Kiyoshi Katagi | 1998-07-07 |
| 5691254 | Enamel frit composition for a low-expansion crystallized glass and enamel-coated low-expansion crystallized glass plate using the same | Kiyoshi Katagi, Masayuki Ninomiya | 1997-11-25 |
| 5624761 | Fire-protection and safety composite glass panel | Tadashi Takahashi, Masayuki Ninomiya | 1997-04-29 |
| 5462805 | Fire-protection and safety glass panel | Tadashi Takahashi, Masayuki Ninomiya | 1995-10-31 |
| 5230954 | Fire-protection and safety composite glass panel | Kiyoshi Katagi, Takehiro Shibuya | 1993-07-27 |