Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4607067 | Foundry sand binder | Keiji Ohashi | 1986-08-19 |
| RE31322 | Process for producing sulfur-curable acrylic rubbers | Tetsu Ohishi, Haruo Ueno | 1983-07-26 |
| 4248985 | Sulfur-curable acrylic rubber composition | Tetsu Ohishi, Haruo Ueno | 1981-02-03 |
| 4228265 | Process for producing sulfur-curable acrylic rubbers | Tetsu Ohishi, Haruo Ueno | 1980-10-14 |