Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210775 | .pi./4 shift QPSK modulator and communication apparatus | Yasuaki Takahara, Shigeyuki Sudo, Teiji Okamoto | 1993-05-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210775 | .pi./4 shift QPSK modulator and communication apparatus | Yasuaki Takahara, Shigeyuki Sudo, Teiji Okamoto | 1993-05-11 |