Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126893 | Stave for cooling of blast furnace walls and method of manufacturing same | Atsushi Shiga, Hisao Ishii | 2000-10-03 |
| 5003401 | Apparatus for adjustment of optical axes in TV camera | — | 1991-03-26 |