Inventor
John D. Dorchak
Inventor
Midland, GA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Fprimary
A61FFilters implantable into blood vessels56%
A61BDiagnosis38%
A61LMethods or apparatus for sterilising materials or objects in general6%
PatentTitleYear
8,083,744'Devices and methods for implanting fusion cages'20118,038,714'Intervertebral spacers with side wall accessible interior cavity'20117,534,265'Intervertebral spacers with side wall accessible interior cavity'20097,316,686'Devices and methods for implanting fusion cages'20087,285,135'Osteogenic fusion device'20076,723,096'Devices and methods for implanting fusion cages'20046,719,760'Devices and methods for implanting fusion cages'20046,582,437'Devices and methods for implanting fusion cages'20036,575,981'Methods and instrumentation for vertebral interbody fusion'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2004Patents assigned to SDGI HOLDINGS INC (4)· patent assignee history
2003–2011Based in Midland, GA, US· patent location history
2007–2011Patents assigned to WARSAW ORTHOPEDIC INC (5)· patent assignee history
2011Patents assigned to BURKUS J KENNETH (1)· patent assignee history
2011Patents assigned to DORCHAK JOHN D (1)· patent assignee history
2011Patents assigned to RAY III EDDIE F (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WARSAW ORTHOPEDIC INC | 5 | 2007–2011 |
| SDGI HOLDINGS INC | 4 | 2003–2004 |
| BURKUS J KENNETH | 1 | 2011 |
| DORCHAK JOHN Dself | 1 | 2011 |
| RAY III EDDIE F | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Midland, Georgia, US | 9 | 2003–2011 |