Inventor
Sigmund Frigstad
Inventor
Trondheim, NO
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes35%
A61BDiagnosis31%
G01SRadio direction-finding12%
G06FElectric digital data processing8%
G06TImage data processing or generation, in general8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
10,806,391Method and system for measuring a volume of an organ of interest20208,764,660'Methods and apparatus for combined audible and ultrasound inspection of objects, including patients'20147,894,663'Method and system for multiple view volume rendering'20117,892,522'Contrast agents'20117,678,050'Method and apparatus for detecting cardiac events'20106,811,766'Ultrasound imaging with contrast agent targeted to microvasculature and a vasodilator drug'20046,783,752'Contrast agents'20046,595,925'In or relating to contrast agents'20036,409,671'Ultrasonography'20026,375,931'Contrast agents'20026,315,730'Ultrasound imaging of tissue perfusion by pulse energy disruption of contrast agent'20015,980,460'Ultrasound imaging'19995,601,085'Ultrasound imaging'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2002Patents assigned to NYCOMED IMAGING AS (4)· patent assignee history
1997–2011Based in Oslo, NO· patent location history
2001–2020Based in Trondheim, NO· patent location history
2003–2004Patents assigned to AMERSHAM HEALTH AS (3)· patent assignee history
2010–2020Patents assigned to GEN ELECTRIC (4)· patent assignee history
2011Patents assigned to GE HEALTHCARE AS (1)· patent assignee history
2014Patents assigned to FRIGSTAD SIGMUND (1)· patent assignee history
2014Based in Sør Trøndelag, NO· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 4 | 2010–2020 |
| NYCOMED IMAGING AS | 4 | 1997–2002 |
| AMERSHAM HEALTH AS | 3 | 2003–2004 |
| FRIGSTAD SIGMUNDself | 1 | 2014 |
| GE HEALTHCARE AS | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Trondheim, NO | 9 | 2001–2020 |
| Oslo, NO | 3 | 1997–2011 |
| Sør Trøndelag, NO | 1 | 2014 |