Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882682 | Apparatus for detecting position of internal fault of gas insulated bus | Koji Ibuki | 1989-11-21 |
KT
Koji Takasuka
Overall (1989): #137,021 of 140,708Top 100%
1
Patents 1989