Inventor
William K. Brown
Inventor
Bridgeville, PA, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Dprimary
B22DCasting of metals25%
A47DFurniture specially adapted for children13%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing13%
A63CSkates13%
C21BManufacture of iron or steel13%
C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel13%
H02HEmergency protective circuit arrangements13%
PatentTitleYear
6,375,599'Infant exerciser'20025,318,277'Lined ladles, linings therefor, and method of forming the same'19944,993,692'Unitary tundish linings with flow-control devices'19914,989,838'Metallurgical treatment lance'19914,597,589'Pivoted grip ski pole'19863,943,409'Monitor assembly for ground fault interrupter'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Based in Lexington, KY, US· patent location history
1986–1991Patents assigned to BROWN WILLIAM K (3)· patent assignee history
1986Patents assigned to FUJII RAY K (1)· patent assignee history
1986Based in Troutdale, OR, US· patent location history
1991Patents assigned to KALDON RICHARD G (1)· patent assignee history
1991Patents assigned to LEWIS THOMAS W (1)· patent assignee history
1991–1994Based in Bridgeville, PA, US· patent location history
1994Patents assigned to DRESSER IND (1)· patent assignee history
2002Based in Hertfordshire, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROWN WILLIAM Kself | 3 | 1986–1991 |
| DRESSER IND | 1 | 1994 |
| FUJII RAY K | 1 | 1986 |
| KALDON RICHARD G | 1 | 1991 |
| LEWIS THOMAS W | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bridgeville, Pennsylvania, US | 3 | 1991–1994 |
| Hertfordshire, GB | 1 | 2002 |
| Troutdale, OR, US | 1 | 1986 |
| Lexington, KY, US | 1 | 1976 |