Inventor
James L. Barnhart
Inventor
Encinitas, CA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes33%
A61BDiagnosis13%
C07CAcyclic or carbocyclic compounds13%
A47CChairs7%
B29DProducing particular articles from plastics or from substances in a plastic state7%
G01RMeasuring electric variables7%
H01QAntennas, i.e. radio aerials7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
8,277,592'Method of shaping a reflector'20127,913,332'Drawn air bed ventilator'20115,315,997'Method of magnetic resonance imaging using diamagnetic contrast'19945,250,283'Organic contrast agent analog and method of making same'19935,179,955'Method of abdominal ultrasound imaging'19935,143,715'Organic contrast agent analog and method of making same'19925,107,842'Method of ultrasound imaging of the gastrointestinal tract'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1994Patents assigned to MOLECULAR BIOSYSTEMS INC (5)· patent assignee history
1992–1994Based in Encinitas, CA, US· patent location history
2011Patents assigned to BARNHART JAMES LOUIS (1)· patent assignee history
2011–2012Based in Sunnyvale, CA, US· patent location history
2012Patents assigned to AREVA SOLAR INC (1)· patent assignee history
2012Patents assigned to BARNHART JAMES L (1)· patent assignee history
2012Patents assigned to CRENSHAW DANIEL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOLECULAR BIOSYSTEMS INC | 5 | 1992–1994 |
| AREVA SOLAR INC | 1 | 2012 |
| BARNHART JAMES Lself | 1 | 2012 |
| BARNHART JAMES LOUISself | 1 | 2011 |
| CRENSHAW DANIEL | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Encinitas, California, US | 5 | 1992–1994 |
| Sunnyvale, California, US | 2 | 2011–2012 |