Inventor
Lee W. Davis
Inventor
Oklahoma City, OK, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F04Dprimary
F04DNon-positive-displacement pumps31%
LOCD123%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants8%
F24FAir-conditioning8%
G01MTesting static or dynamic balance of machines or structures8%
H02KDynamo-electric machines8%
LOC138%
LOC158%
PatentTitleYear
7,934,421'Biaxial wheel test assembly'2011D0585365'Solar tube dimmer housing'20096,322,326'Modular condensate pump assembly'2001D0414500'Condensate pump'1999D0376370'Combined pump and motor'19965,494,417'Shaft sealing and alignment assembly for a pump assembly'1996D0288325'Vertical pump'1987D0268412'Submersible pump'19834,135,863'Impeller for a magnetically coupled pump'1979D0249149'Suspended pump'1978D0244750'Pump'19773,969,043'Process cooled submersible pump and motor assembly'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1979Patents assigned to LITTLE GIANT CORP (4)· patent assignee history
1976–1978Based in Del City, OK, US· patent location history
1979–2001Based in Oklahoma City, OK, US· patent location history
1983–1999Patents assigned to LITTLE GIANT PUMP COMPANY (3)· patent assignee history
1987Patents assigned to DAVIS LEE W (1)· patent assignee history
1987Patents assigned to DOUGHTY KENNETH L (1)· patent assignee history
1987Patents assigned to HOLLINGSWORTH III JAMES S (1)· patent assignee history
2009Based in Holland, MI, US· patent location history
2011Based in Livonia, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| LITTLE GIANT CORP | 4 | 1976–1979 |
| LITTLE GIANT PUMP COMPANY | 3 | 1983–1999 |
| DAVIS LEE Wself | 1 | 1987 |
| DOUGHTY KENNETH L | 1 | 1987 |
| HOLLINGSWORTH III JAMES S | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oklahoma City, OK, US | 7 | 1979–2001 |
| Del City, OK, US | 3 | 1976–1978 |
| Livonia, MI, US | 1 | 2011 |
| Holland, MI, US | 1 | 2009 |