Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8052862 | Limiting current type oxygen sensor and method of sensing and measuring oxygen concentrations using the same | Ryouji Nagano, Yukio Matsuki, Seiki Kato | 2011-11-08 |
| 6123898 | Low heat expansion alloy | Masami Ueda | 2000-09-26 |