Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357334 | Spectroanalyzer correcting for deterioration of transmissibility | Yoichi Ishiguro, Minoru Watanabe, Yoshiaki Ichige, Fumitoshi Okamoto | 1994-10-18 |
| 5352261 | Apparatus for the production of hermetically coated optical fiber | Katsuya Nagayama, Toshio Danzuka | 1994-10-04 |
| 5348564 | Method for manufacturing a hermetically coated optical fiber | Katsuya Nagayama, Yoichi Ishiguro, Ichiro Yoshimura, Yutaka Katsuyama, Nobuyuki Yoshizawa | 1994-09-20 |
| 5338328 | Apparatus of manufacturing hermetic coating optical fiber | Yoichi Ishiguro, Toshio Danzuka | 1994-08-16 |
| 5296011 | Method of manufacturing hermetic coating optical fiber | Yoichi Ishiguro, Toshio Danzuka | 1994-03-22 |
| 5281247 | Method for producing hermetic coated optical fiber | Yoichi Ishiguro, Katsuya Nagayama, Ichiro Yoshimura, Yutaka Katsuyama, Nobuyuki Yoshizawa | 1994-01-25 |