Inventor
Frank G. Wilson
Inventor
Malvern, PA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Lprimary
A47LDomestic washing or cleaning33%
Y10TTechnical subjects covered by former us classification22%
B05BSpraying apparatus11%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding11%
B25GHandles for hand implements11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%
PatentTitleYear
5,979,004'Wringer mops with pivoting mop heads'19995,528,791'Wringer floor mop with pivoting head'19964,744,999'High throughput, high uniformity field emission devices'19884,699,020'Handle adapter'1987D0287539'Foam sponge broom head'19864,583,285'Method of making self-supporting electrode for sea-water batteries'19864,491,998'Scrubber mop'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1986Patents assigned to KENDO PRODUCTS CO INC (2)· patent assignee history
1985–1999Based in Malvern, PA, US· patent location history
1986–1988Patents assigned to ENGELHARD CORP (2)· patent assignee history
1986Based in Guildford, GB· patent location history
1987Patents assigned to CHAMPION INT CORP (1)· patent assignee history
1987Based in Trinity, AL, US· patent location history
1988Based in Merrow, GB· patent location history
1996Patents assigned to NEW KNIGHT INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENGELHARD CORP | 2 | 1986–1988 |
| KENDO PRODUCTS CO INC | 2 | 1985–1986 |
| CHAMPION INT CORP | 1 | 1987 |
| NEW KNIGHT INC | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Malvern, Pennsylvania, US | 4 | 1985–1999 |
| Merrow, GB | 1 | 1988 |
| Trinity, AL, US | 1 | 1987 |
| Guildford, GB | 1 | 1986 |