Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6384338 | Composite electrical insulator | — | 2002-05-07 |
| 6282783 | Composite electrical insulator, method of assembling same and method of manufacturing same | — | 2001-09-04 |
| 5938998 | Method and apparatus for manufacturing composite insulators | Shigeo Ishino | 1999-08-17 |
| 5648132 | Composite insulator, segment used for producing the same and method of producing the same by using the segment | Shigehiko Kunieda, Isao Nakajima, Yusuke Utsumi | 1997-07-15 |