DC

David W. Christiansen

UE US Dept of Energy: 13 patents #4 of 5,099Top 1%
SC Siemens Power Corporation: 2 patents #11 of 46Top 25%
TW The Babcock & Wilcox: 2 patents #252 of 920Top 30%
UG US Government: 2 patents #2 of 238Top 1%
📍 Kennewick, WA: #10 of 425 inventorsTop 3%
🗺 Washington: #4,086 of 76,902 inventorsTop 6%
Overall (All Time): #197,664 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8117895 Gas chromatography capillary devices and methods Ron W. Currie 2012-02-21
5739286 Bone augmentation material Frederick H. Silver 1998-04-14
5532217 Process for the mineralization of collagen fibers, product produced thereby and use thereof to repair bone Frederick H. Silver 1996-07-02
5533078 Nuclear fuel assembly for a pressurized water reactor John W. Long 1996-07-02
5490191 BWR nuclear fuel assembly John W. Long 1996-02-06
H689 Fuel pin Richard A. Karnesky, Robert D. Leggett, Ronald B. Baker 1989-10-03
4818479 Nuclear reactor spacer grid and ductless core component Richard A. Karnesky 1989-04-04
4710343 Nuclear breeder reactor fuel element with silicon carbide getter Richard A. Karnesky 1987-12-01
H262 Method of and apparatus for removing silicon from a high temperature Wayne H. Yunker 1987-05-05
4654194 Inlet nozzle assembly Richard A. Karnesky, Donald R. Precechtel, Bob G. Smith, Ronald C. Knight 1987-03-31
4568111 Detachable connection for a nuclear reactor fuel assembly Richard A. Karnesky 1986-02-04
4548347 Automated fuel pin loading system William F. Brown, Jim M. Steffen 1985-10-22
4542267 Automated closure system for nuclear reactor fuel assemblies William F. Brown 1985-09-17
4537741 Funnel for fuel pin loading system Jim M. Steffen, William F. Brown 1985-08-27
4498834 Valve for fuel pin loading system 1985-02-12
4493812 Nuclear radiation actuated valve Dixon P. Schively 1985-01-15
4480171 Gas tungsten arc welder with electrode grinder William F. Brown 1984-10-30
4366116 Nuclear reactor fuel assembly duct-tube-to-handling-socket attachment system Bob G. Smith 1982-12-28
4348353 Nuclear reactor fuel assembly duct-tube-to-inlet-nozzle attachment system Bob G. Smith 1982-09-07
4344915 Nuclear reactor fuel rod attachment system 1982-08-17
4294660 Spacer assembly retainer arrangement 1981-10-13
4239597 Nuclear fuel spacer grid 1980-12-16