Inventor
Richard W. Cowan
Inventor
Louisville, KY, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F24Cprimary
F24CDomestic stoves or ranges38%
E21BEarth or rock drilling25%
F15BSystems acting by means of fluids in general13%
F23DBurners13%
G05GControl devices or systems insofar as characterised by mechanical features only13%
PatentTitleYear
10,739,011Retracting and extending control selectors202010,739,009Method and apparatus for distributing heat from a burner202010,724,735Method and apparatus for distributing heat from a burner202010,669,819Subsea control pod deployment and retrieval systems and methods202010,648,294Subsea control pod deployment and retrieval systems and methods202010,598,389Hinged grates for cooking appliance202010,508,663Hydraulic circuit for controlling a movable component2019Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019–2020Patents assigned to NAT OILWELL VARCO LP (3)· patent assignee history
2019–2020Based in Louisville, KY, US· patent location history
2020Patents assigned to MIDEA GROUP CO LTD (4)· patent assignee history
2020Based in Houston, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MIDEA GROUP CO LTD | 4 | 2020 |
| NAT OILWELL VARCO LP | 3 | 2019–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Louisville, KY, US | 5 | 2019–2020 |
| Houston, Texas, US | 2 | 2020 |