Inventor
Michael K. Mitchell
Inventor
Winston-Salem, NC, US
Overview
Patents· 24 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E06Bprimary
E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates19%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors15%
E05BLocks11%
E05CBolts or fastening devices for wings, specially for doors or windows11%
E04FFinishing work on buildings, e.g. stairs, floors9%
Y10TTechnical subjects covered by former us classification9%
G06FElectric digital data processing6%
H04LTransmission of digital information, e.g. telegraphic communication6%
LOC256%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
10,858,881Threshold and threshold cap202010,851,582Door panel stile and rail connector system, apparatus and methods202010,697,228Doorsill with mullion spacer2020D0875969Threshold cap202010,415,299Adjustable shim and pre-hung door with the same201910,246,886Adjustable shim and pre-hung door with the same201910,240,353Shipping system with pre-hung door201910,202,795Doorsill201910,145,126Installation tools and pre-hung door with the same2018D0797309'Threshold cap'20179,725,945'Doorsill'20179,097,043'Multi-point locking system and astragal'20158,157,299'Multi-point locking system and astragal'20128,157,298'Multi-point entryway locking system and astragal'20128,141,189'Formed front header for a dock leveler'2012D0638142'Door sill threshold cap'20117,681,271'Constant radius dock leveler hinge'20107,591,494'Window lock assembly'20097,546,655'Formed front header for a dock leveler'20097,363,670'Formed front header for a dock leveler'20087,216,391'Constant radius dock leveler hinge'20077,213,285'Pivotal and vertically translatable dock leveler lip'20077,032,267'Dock leveler with combination safety leg and lip deflector'20066,546,671'Tilt window latch assembly'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2009Based in Rib Lake, WI, US· patent location history
2006–2012Patents assigned to RITE HITE HOLDING CORP (7)· patent assignee history
2006–2012Based in Milwaukee, WI, US· patent location history
2011–2020Patents assigned to ENDURA PRODUCTS INC (14)· patent assignee history
2011–2020Based in Winston-Salem, NC, US· patent location history
2012–2015Patents assigned to KROCHMAL ANDREW (3)· patent assignee history
2012–2015Patents assigned to MITCHELL MICHAEL K (3)· patent assignee history
2020Patents assigned to ENDURA PRODUCTS LLC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENDURA PRODUCTS INC | 14 | 2011–2020 |
| RITE HITE HOLDING CORP | 7 | 2006–2012 |
| ENDURA PRODUCTS LLC | 3 | 2020 |
| KROCHMAL ANDREW | 3 | 2012–2015 |
| MITCHELL MICHAEL Kself | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Winston-Salem, NC, US | 15 | 2011–2020 |
| Milwaukee, WI, US | 7 | 2006–2012 |
| Rib Lake, WI, US | 2 | 2003–2009 |