Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5407990 | Composition and method for forming insulating films on electrical steel sheets | Yasuharu Maeda, Akira Sakakura, Koji Tanaka | 1995-04-18 |
| 5015531 | Vinyl chloride-coated steel sheet | Shuichi Moriizumi, Hidetoshi Yamabe, Takao Tomosue, Kouji Mori, Hisaharu Kaneko | 1991-05-14 |
| 4985104 | Method of manufacturing a vinyl chloride-coated metal sheet | Shuichi Moriizumi, Hidetoshi Yamabe, Takao Tomosue, Kouji Mori, Hisaharu Kaneko | 1991-01-15 |
| 4844753 | Method for forming insulating films on electromagnetic steel plates | Kiichiro Katayama, Yasuharu Maeda, Koji Wakabayashi | 1989-07-04 |
| 4702968 | Heat resistant precoated steel sheet and process for the production thereof | Kazuo Yamayoshi, Kouji Wakabayashi | 1987-10-27 |
| 4695516 | Heat resistant precoated steel sheet and process for the production thereof | Kazuo Yamayoshi, Kouji Wakabayashi | 1987-09-22 |