Inventor
Paul H. Nielsen
Inventor
Wilmington, DE, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties23%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids8%
F16NLubricating8%
G01DMeasuring not specially adapted for a specific variable8%
G01FMeasuring volume, volume flow, mass flow or liquid level8%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock8%
G01RMeasuring electric variables8%
G01VGeophysics8%
G08BSignalling systems, e.g. personal calling systems8%
H05KPrinted circuits8%
PatentTitleYear
7,249,493'Method and apparatus for measuring relative humidity of a mixture'20077,059,170'Method and apparatus for measuring relative humidity of a mixture'20065,357,794'Faraday effect small boat speed transducer and waterproof connection for same'19945,334,932'Temperature compensated electrical sensor system for measuring ferrous particles in a fluid using a series resonant oscillator and microprocessor'19945,117,065'Method of joining shielding used for minimizing EMI or RFI, and the joint formed by the method'19924,961,055'Linear capacitance displacement transducer'19904,670,660'Optical liquid level indicator and method'19874,471,294'Electrical conduit defect location'19844,450,434'Apparatus for determining break locations in fencing'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to US ARMY (2)· patent assignee history
1984–1992Based in Mahomet, IL, US· patent location history
1987Patents assigned to AEROQUIP CORP (1)· patent assignee history
1987–2007Based in Wilmington, DE, US· patent location history
1990–1994Patents assigned to VICKERS INC (2)· patent assignee history
1990Based in Marcus Hook, PA, US· patent location history
1994Patents assigned to NIELSEN KELLERMAN CO (1)· patent assignee history
2007Patents assigned to NIELSEN KELLERMAN CO INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| US ARMY | 2 | 1984 |
| VICKERS INC | 2 | 1990–1994 |
| AEROQUIP CORP | 1 | 1987 |
| NIELSEN KELLERMAN CO | 1 | 1994 |
| NIELSEN KELLERMAN CO INC | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wilmington, Delaware, US | 5 | 1987–2007 |
| Mahomet, Illinois, US | 3 | 1984–1992 |
| Marcus Hook, Pennsylvania, US | 1 | 1990 |