Inventor
Douglas STETSON
Inventor
US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Fprimary
G01FMeasuring volume, volume flow, mass flow or liquid level50%
H01HElectric switches50%
PatentTitleYear
11,435,217Visual liquid level indicator2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022Patents assigned to GEMS SENSORS INC (1)· patent assignee history
2022Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEMS SENSORS INC | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 1 | 2022 |