Inventor
Frederick Quincy Johnson
Inventor
Pleasanton, CA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties67%
A61BDiagnosis33%
PatentTitleYear
10,670,555Static equilibrium path for measurements of dynamic flows202010,338,025Static equilibrium path for measurements of dynamic flows201910,060,896Static equilibrium path for measurements of dynamic flows20189,304,103'Self-calibrating ion meter'20168,771,260'Actuating and articulating surgical device'20148,409,200'Surgical grasping device'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2014Patents assigned to ETHICON ENDO SURGERY INC (2)· patent assignee history
2013–2014Patents assigned to JOHNSON FREDERICK Q (2)· patent assignee history
2013–2014Patents assigned to WOODARD STEVEN P (2)· patent assignee history
2013–2020Based in Pleasanton, CA, US· patent location history
2014Patents assigned to CONLON SEAN P (1)· patent assignee history
2018–2020Patents assigned to SENTIENT TECH INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SENTIENT TECH INC | 3 | 2018–2020 |
| ETHICON ENDO SURGERY INC | 2 | 2013–2014 |
| JOHNSON FREDERICK Qself | 2 | 2013–2014 |
| WOODARD STEVEN P | 2 | 2013–2014 |
| CONLON SEAN P | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Pleasanton, California, US | 6 | 2013–2020 |