Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599647 | Joined insulator body | Osamu Imai, Hironori Suzuki | 2003-07-29 |
| 5109466 | Method for producing an optical fiber composite insulator | Shoji Seike, Isao Nakajima | 1992-04-28 |
| 4983556 | High strength porcelains for use in insulators and production thereof | Shoji Seike, Hiroshi Harada, Junichi Ishikawa | 1991-01-08 |
| 4921322 | Optical fiber composite insulator | Shoji Seike, Isao Nakajima | 1990-05-01 |
| 4810836 | Optical fiber-containing insulators | Katsuro Shinoda, Toshiyuki Kawaguchi, Kazumi Nakanishi, Hiroshi Harada, Isao Nakajima | 1989-03-07 |