Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6440344 | Method of manufacturing composite insulator and packing member for use in same | Hiroshi Kashiwagi, Takao Tani | 2002-08-27 |
| 5612069 | Apparatus for manufacturing a long non-ceramic insulator in a mold longitudinally shorter than the insulator | — | 1997-03-18 |
| 5484564 | Method for manufacturing a long non-ceramic insulator in mold longitudinally shorter than the insulator | — | 1996-01-16 |
| 4620959 | Method of releasing an inner mold from a rubbery elastic molding | Hikoharu Sugimoto, Nobuyuki Kato | 1986-11-04 |
| 4296276 | Rod-type synthetic resin insulator with overcoat and metal fittings | Takeshi Ishihara, Hitoshi Sugiura | 1981-10-20 |