Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365999 | Corrosion-inhibiting method for steel materials in concrete | Toru KASHIMA | 1982-12-28 |
| 4338574 | Carrier recovering circuit for phase modulated signal | Youichi Matsumoto, Yoshimi Tagashira | 1982-07-06 |