Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144249 | Oxygen sensor | Masanori Katsu, Masami Kato | 1992-09-01 |
| 4364881 | Continuous extrusion method of manufacturing ceramic honeycomb structures with the aid of screw type vacuum extruding machine | Hiroshige Mizuno | 1982-12-21 |