Inventor
Ronald K. Grooters
Inventor
West Des Moines, IA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Mprimary
A61MDevices for introducing media into, or onto, the body67%
A61BDiagnosis22%
A61FFilters implantable into blood vessels11%
PatentTitleYear
6,758,834'Aortic cannula with spoon-shaped lip'20046,387,087'Aortic cannula'20026,254,578'Aortic cannula with tapered tip'20016,186,987'Aortic cannula with spoon-shaped lip'20015,197,485'Method and apparatus for sampling aortic plaque'19935,131,905'External cardiac assist device'19924,960,424'Method of replacing a defective atrio-ventricular valve with a total atrio-ventricular valve bioprosthesis'19904,779,611'Disposable surgical scope guide'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1992Patents assigned to GROOTERS RONALD K (3)· patent assignee history
1988Patents assigned to COIL JR JAMES A (1)· patent assignee history
1988–2004Based in West Des Moines, IA, US· patent location history
1993Patents assigned to PILLING CO (1)· patent assignee history
1993Based in Fort Washington, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GROOTERS RONALD Kself | 3 | 1988–1992 |
| COIL JR JAMES A | 1 | 1988 |
| PILLING CO | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Des Moines, IA, US | 7 | 1988–2004 |
| Fort Washington, Pennsylvania, US | 1 | 1993 |