Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D262288 | Channel expander | Robert C. Sistek, Richard J. Kuhn | 1981-12-15 |
| D262021 | Visual receiver | Robert C. Sistek, Richard J. Kuhn | 1981-11-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D262288 | Channel expander | Robert C. Sistek, Richard J. Kuhn | 1981-12-15 |
| D262021 | Visual receiver | Robert C. Sistek, Richard J. Kuhn | 1981-11-24 |