Inventor
Walter S. Friauf
Inventor
Bethesda, MD, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis35%
A61NElectrotherapy17%
G01TMeasurement of nuclear or x-radiation17%
G01RMeasuring electric variables9%
G01KMeasuring temperature4%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
G01SRadio direction-finding4%
G09GArrangements or circuits for control of indicating devices using static means to present variable information4%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%
PatentTitleYear
5,865,753'Coherent detection ultrasound system'19995,730,700'Method for measuring incident light in a body cavity'19985,575,751'Device for measuring incident light in a body cavity'19965,505,687'Device for measuring incident light in a body cavity'19965,502,386'Pulsed low frequency EPR spectrometer and imager'19965,435,307'Surface fluorescent monitor'19955,298,742'Light sensor for photo-dynamic therapy having a transparent housing'19945,295,746'High resolution digital thermometer'19944,421,986'Nuclear pulse discriminator'19834,415,807'Cross-slice data acquisition system for pet scanner'19834,398,101'Four input coincidence detector'19834,395,635'Gamma ray coincidence analysis system'19834,068,310'Display enhancement technique for video moving trace display'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to US HEALTH EDUCATION & WELFARE (1)· patent assignee history
1978–1999Based in Bethesda, MD, US· patent location history
1983–1996Patents assigned to US HEALTH (5)· patent assignee history
1994–1998Patents assigned to US ARMY (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| US ARMY | 6 | 1994–1998 |
| US HEALTH | 5 | 1983–1996 |
| US HEALTH EDUCATION & WELFARE | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bethesda, Maryland, US | 13 | 1978–1999 |