Inventor
Craig D. Ellis
Inventor
Charleston, SC, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Gprimary
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons72%
A47CChairs10%
Y10TTechnical subjects covered by former us classification10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
7,398,573'Mattress assembly'20087,353,557'Mattress section support'20087,353,556'Mattress assembly'20087,216,389'Mattress section support'20077,111,348'Mattress assembly'20067,086,107'Mattress section support'20066,760,939'Mattress assembly'20046,735,799'Air supply apparatus for an air mattress'20046,684,434'Mattress assembly'20046,505,368'Mattress assembly'20036,499,167'Mattress section support'20026,467,113'Mattress assembly'20026,439,264'Valve assembly'20026,302,145'Valve assembly'20016,295,675'Mattress assembly'20016,202,672'Valve assembly'20016,021,533'Mattress apparatus having a siderail down sensor'20005,983,429'Method and apparatus for supporting and for supplying therapy to a patient'19995,647,079'Inflatable patient support surface system'19975,586,346'Method and apparatus for supporting and for supplying therapy to a patient'19965,425,148'Convertible footboard for a patient support'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995Patents assigned to SSI MEDICAL SERVICES INC (1)· patent assignee history
1995–2008Based in Charleston, SC, US· patent location history
1996Patents assigned to SUPPORT SYSTEMS INTERNATIONAL (1)· patent assignee history
1997–2001Patents assigned to HILL ROM CO INC (3)· patent assignee history
2001–2008Patents assigned to HILL ROM SERVICES INC (15)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HILL ROM SERVICES INC | 15 | 2001–2008 |
| HILL ROM CO INC | 3 | 1997–2001 |
| SSI MEDICAL SERVICES INC | 1 | 1995 |
| SUPPORT SYSTEMS INTERNATIONAL | 1 | 1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Charleston, SC, US | 21 | 1995–2008 |