Bob Rullman
Robert George Rullman (b. July 17, 1928 in Elmhurst, IL – d. July 11, 2014) was a Tektronix engineer.
He had a Graduate Degree in Engineering from MIT. Rullman joined Tektronix in 1958.
He was a member of the Tek Flying Club and a Ham Radio operator (callsign W1SNR).
Tek Products
Products by Bob Rullman
| Manufacturer | Model | Description | Designers | Introduced |
|---|---|---|---|---|
| Tektronix | 546 | 50 MHz oscilloscope | Bob Rullman • Keith Taylor • John Gates • Gene Kauffman • George Smith | 1964 |
| Tektronix | 547 | 50 MHz oscilloscope | Bob Rullman • Keith Taylor • John Gates • Gene Kauffman • George Smith | 1964 |
| Tektronix | 544 | 50 MHz oscilloscope | Bob Rullman • Keith Taylor • John Gates • Gene Kauffman • George Smith | 1964 |
Components by Bob Rullman
Patents by Bob Rullman
| Page | Office | Number | Title | Inventors | Company | Filing date | Grant date |
|---|---|---|---|---|---|---|---|
| Patent US 3253225A | US | 3253225A | Hybrid amplifier circuit | Oliver Dalton • Bob Rullman | Tektronix Inc | 1962-04-26 | 1966-05-24 |
| Patent US 3138764A | US | 3138764A | Ramp generator employing comparator circuit for maintaining constant starting voltages for different timing resistors | Oliver Dalton • Bob Rullman | Tektronix Inc | 1962-07-09 | 1964-06-23 |