Inventor
John B. Rettig
Inventor
Portland, OR, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables67%
H01RElectrically-conductive connections17%
H03KPulse technique17%
PatentTitleYear
10,012,686High frequency time domain reflectometry probing system20187,463,015'Time shifting signal acquisition probe system'20086,232,764'Accessory with internal adjustments controlled by host'20014,924,110'High speed step generator output circuit'19904,755,742'Dual channel time domain reflectometer'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2018Patents assigned to TEKTRONIX INC (5)· patent assignee history
1988Based in Aloha, OR, US· patent location history
1990–2018Based in Portland, OR, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEKTRONIX INC | 5 | 1988–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Portland, OR, US | 4 | 1990–2018 |
| Aloha, OR, US | 1 | 1988 |