Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692722 | Manufacturing method of zeolite from waste | Takao Ando, Teruo Henmi | 2004-02-17 |
| 4830457 | Optical cable connecting section in electric power and optical composite cable | Masahiro Iizuma | 1989-05-16 |
| 4520230 | Cross-linked polyethylene insulated power cable with improved electric breakdown strength and method for manufacturing the same | Kenji Uesugi, Shin Irie, Masahiro Maeda, Nobuyuki Yamada, Hideaki Nakagawa | 1985-05-28 |