Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332165 | Transmission cable termination box, and transmission cable installation and recovering method | Hiroaki Sano, Shigeru Tanaka, Shigeru Tomita, Hiroyuki Akimoto | 1994-07-26 |
| 5233678 | Optical fiber cable including plural multifiber optical units | Wataru Katurashima, Hiroaki Sano, Hiroki Ishikawa, Shigeru Tanaka | 1993-08-03 |
| 4865415 | Composite fiber-optic overhead ground wire | — | 1989-09-12 |
| 4840453 | Composite overhead stranded conductor | — | 1989-06-20 |
| 4787707 | Composite overhead transmission cable | Yasunori Saito | 1988-11-29 |
| 4775213 | Composite overhead stranded conductor having a filler between optical fibers and a protective tube | — | 1988-10-04 |
| 4671610 | Composite overhead stranded conductor | Yasunori Saito, Mikihiko Okano | 1987-06-09 |