Inventor
Melvin C. Biersteker
Inventor
Los Angeles, CA, US
Overview
Patents· 7 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 persons56%
B62KCycles11%
B62LBrakes specially adapted for cycles11%
F16LPipes11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
8,438,677'Caster arrangement for a bariatric lift device'20138,291,529'Side push handles for a patient lift'20128,122,534'Multi-position support for a folding patient lift device'20127,921,485'Folding patient lift device'20117,921,486'Multi-position support for a folding patient lift device'20115,896,779'Dual mode brake actuator for walker'19995,709,418'Pipe fitting with coupling body and swage ring with kickdown device to prevent reduction in sealing tooth contact force'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998Based in Portola Valley, CA, US· patent location history
1999Based in Santa Barbara, CA, US· patent location history
2011–2013Patents assigned to JOERNS HEALTHCARE LLC (5)· patent assignee history
2011–2013Based in Los Angeles, CA, US· patent location history
2012–2013Patents assigned to BIERSTEKER MELVIN C (3)· patent assignee history
2012Patents assigned to BAIN COLIN C (1)· patent assignee history
2012Patents assigned to BLUEMNER ERIK J (1)· patent assignee history
2012Patents assigned to GENSKE DAVID J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| JOERNS HEALTHCARE LLC | 5 | 2011–2013 |
| BIERSTEKER MELVIN Cself | 3 | 2012–2013 |
| BAIN COLIN C | 1 | 2012 |
| BLUEMNER ERIK J | 1 | 2012 |
| GENSKE DAVID J | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Los Angeles, California, US | 5 | 2011–2013 |
| Santa Barbara, California, US | 1 | 1999 |
| Portola Valley, California, US | 1 | 1998 |