Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4463061 | Boiler tube having improved high temperature mechanical strength, improved high temperature corrosion resistant property and resistance to embrittlement during service | Yasuo Otoguro, Mikio Yamanaka, Katukuni Hashimoto, Mizuo Sakakibara | 1984-07-31 |