Inventor
Joseph F. Wrinn
Inventor
Winchester, MA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables43%
G01TMeasurement of nuclear or x-radiation10%
G06TImage data processing or generation, in general10%
H05KPrinted circuits10%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G11BInformation storage based on relative movement between record carrier and transducer5%
H01LSemiconductor devices5%
H03KPulse technique5%
H04MTelephonic communication5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
10,955,465Method and apparatus for bond wire testing in an integrated circuit202110,401,423Thermal control using phase-change material20199,977,052Test fixture20189,001,456'Engaging test slots'20158,031,929'X-ray inspection of solder reflow in high-density printed circuit board applications'20117,819,581'Method of and system for calibration of inspection systems producing X-ray images'20107,626,175'Method of and system for obtaining linear data for object scanned using non-collimated, poly-energetic X-rays'20095,631,572'Printed circuit board tester using magnetic induction'19974,746,855'Relay multiplexing for circuit testers'19884,660,197'Circuitry for synchronizing a multiple channel circuit tester'19874,178,543'Analyzing electrical circuit boards'19794,176,312'Electrical circuitry for measuring low level signals'19794,176,313'Analyzing electrical circuit boards'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–2021Patents assigned to TERADYNE INC (13)· patent assignee history
1979–1988Based in North Quincy, MA, US· patent location history
1997Based in Quincy, MA, US· patent location history
2009–2021Based in Winchester, MA, US· patent location history
2015Patents assigned to CAMPBELL PHILIP (1)· patent assignee history
2015Patents assigned to WRINN JOSEPH F (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TERADYNE INC | 13 | 1979–2021 |
| CAMPBELL PHILIP | 1 | 2015 |
| WRINN JOSEPH Fself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Winchester, Massachusetts, US | 7 | 2009–2021 |
| North Quincy, Massachusetts, US | 5 | 1979–1988 |
| Quincy, Massachusetts, US | 1 | 1997 |