Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4356148 | Method for preventing corrosion and hydrogen embrittlement of tantalum-made equipment handling hot concentrated sulphuric acid therein | Naohiko Kagawa, Rin Sasano, Takao Kusakabe, Yasuhiro Moriya | 1982-10-26 |
| 4345371 | Method and apparatus for manufacturing hybrid integrated circuits | Mitsuo Ohsawa, Yoshiteru Noda, Iwao Ichikawa | 1982-08-24 |