Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4544984 | Coaxial lightning arresting structure | Norihide Kawanami, Yukinori Miyake, Kenji Kawamura | 1985-10-01 |
| 4509090 | Coaxial lightning arresting structure | Norihide Kawanami, Yukinori Miyake, Kenji Kawamura | 1985-04-02 |
| 4491893 | Gas filled surge arrester | — | 1985-01-01 |