Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4430386 | Composite metal sintered article and method of making same | Tadao Watanabe, Akio Ohta, Yoshikazu Kondo | 1984-02-07 |
| 4261745 | Method for preparing a composite metal sintered article | Tadao Watanabe, Akio Ohta, Yoshikazu Kondo | 1981-04-14 |