Inventor
David Wilke
Inventor
Franklin, WI, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B62Lprimary
B62LBrakes specially adapted for cycles20%
LOC2020%
Y10TTechnical subjects covered by former us classification20%
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like10%
D05BSewing10%
G05GControl devices or systems insofar as characterised by mechanical features only10%
H04LTransmission of digital information, e.g. telegraphic communication10%
PatentTitleYear
D0881614Support structure2020D0860694Support structure201910,231,557Balloon display structure20198,365,293'Securing computer network interactions between entities with authorization assurances'20135,493,979'Independent guide system for upper roller feeder'19964,005,613'Brake operating lever'19773,974,712'Auxiliary brake lever'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to PENNSYLVANIA WIRE ROPE CORP (2)· patent assignee history
1976–1977Based in York, PA, US· patent location history
1996Patents assigned to UNION SPECIAL CORP (1)· patent assignee history
1996Based in Rockford, IL, US· patent location history
2013Patents assigned to BROWN MARK D (1)· patent assignee history
2013Patents assigned to REDPHONE SECURITY INC (1)· patent assignee history
2013Based in Mendota Heights, MN, US· patent location history
2019–2020Patents assigned to WILKE DAVID (3)· patent assignee history
2019–2020Based in Franklin, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WILKE DAVIDself | 3 | 2019–2020 |
| PENNSYLVANIA WIRE ROPE CORP | 2 | 1976–1977 |
| BROWN MARK D | 1 | 2013 |
| REDPHONE SECURITY INC | 1 | 2013 |
| UNION SPECIAL CORP | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Franklin, WI, US | 3 | 2019–2020 |
| York, Pennsylvania, US | 2 | 1976–1977 |
| Mendota Heights, Minnesota, US | 1 | 2013 |
| Rockford, Illinois, US | 1 | 1996 |