Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924456 | High speed modem | Ronald K. Maxwell, Karl J. Zorzi, Harunori Yoshikawa, Fred G. Smith, Ming-Chih Hsieh | 1990-05-08 |
| 4771417 | High speed modem | Ronald K. Maxwell, Karl J. Zorzi, Harunori Yoshikawa, Fred G. Smith | 1988-09-13 |