Inventor
Einar O. Traa
Inventor
Portland, OR, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique21%
H03MCoding21%
H03FAmplifiers14%
H04BTransmission14%
G01RMeasuring electric variables7%
G05FSystems for regulating electric or magnetic variables7%
G06GAnalogue computers7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
8,067,718'Method and apparatus for probing'20117,408,406'Mode selection amplifier circuit usable in a signal acquisition probe'20086,624,721'Apparatus for acquiring a signal from an intermediate point on a series impedance source terminated unidirectional transmission line'20036,222,660'Adaptive power supply for avalanche photodiode'20014,866,314'Programmable high-speed digital delay circuit'19894,797,586'Controllable delay circuit'19894,794,275'Multiple phase clock generator'19884,774,498'Analog-to-digital converter with error checking and correction circuits'19884,733,218'Combined digital-to-analog converter and latch memory circuit'19884,714,872'Voltage reference for transistor constant-current source'19874,712,087'Analog-to-digital converter error correction circuit'19874,267,516'Common-emitter f.sub.T doubler amplifier employing a feed forward amplifier to reduce non-linearities and thermal distortion'19813,982,115'Electronically programmable function generator'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2011Patents assigned to TEKTRONIX INC (13)· patent assignee history
1976–2011Based in Portland, OR, US· patent location history
2011Patents assigned to LAW WILLIAM Q (1)· patent assignee history
2011Patents assigned to NIGHTINGALE MARK W (1)· patent assignee history
2011Patents assigned to NORDSTROM ROBERT A (1)· patent assignee history
2011Patents assigned to POLLOCK IRA G (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEKTRONIX INC | 13 | 1976–2011 |
| LAW WILLIAM Q | 1 | 2011 |
| NIGHTINGALE MARK W | 1 | 2011 |
| NORDSTROM ROBERT A | 1 | 2011 |
| POLLOCK IRA G | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portland, OR, US | 13 | 1976–2011 |