Inventor
Lynn A. Frederick
Inventor
Brady Lake, OH, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC15primary
LOC1550%
A47LDomestic washing or cleaning38%
B01DSeparation4%
H01HElectric switches4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
7,673,370'Mode control arrangement for a floor'2010D0548906'Grout cleaning tool'2007D0523197'Floor cleaner foot'2006D0522196'Floor cleaner foot'2006D0521704'Portion for a floor cleaner foot'2006D0520693'Tool caddy'2006D0520199'Portion of a floor cleaner foot'2006D0519254'Portion of a floor cleaner foot'20066,711,777'Turbine powered vacuum cleaner nozzle'20046,513,190'Turbine powered vacuum cleaner nozzle'20036,314,610'Vacuum cleaner bag housing assembly'2001D0443741'Vacuum cleaner nozzle'20016,108,862'Hand grip and upper handle assembly for a self-propelled upright vacuum cleaner'2000D0427397'Vacuum cleaner upper portion'2000D0426688'Vacuum cleaner upper portion'2000D0426689'Vacuum cleaner upper portion'20005,867,857'Carpet extractor fluid supply system'19995,761,763'Upright carpet extractor'19985,713,103'Dirt cup cleaner with nose conversion'1998D0386845'Vacuum cleaner conversion arrangement'19975,681,363'Vacuum cleaner filter shaker'1997D0382682'Vacuum cleaner'19975,406,673'Tank carry handle and securement latch'1995D0339435'Vacuum cleaner upper portion'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2007Patents assigned to HOOVER CO (22)· patent assignee history
1993–2004Based in Brady Lake, OH, US· patent location history
2001–2010Based in Ravenna, OH, US· patent location history
2010Patents assigned to TECHTRONIC FLOOR CARE TECHNOLO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOOVER CO | 22 | 1993–2007 |
| TECHTRONIC FLOOR CARE TECHNOLO | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Brady Lake, OH, US | 14 | 1993–2004 |
| Ravenna, OH, US | 10 | 2001–2010 |