Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CD

Charles A. Dalke

GE: 10 patents #3,350 of 36,430Top 10%
San Jose, CA: #6,339 of 32,062 inventorsTop 20%
California: #60,666 of 386,348 inventorsTop 20%
Overall (All Time): #525,468 of 4,157,543Top 15%
10 Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6233300 Conical shaped seismic guide pins and mating openings 2001-05-15
6018557 Methods and assemblies for cleaning a control rod guide in a nuclear reactor Jack T. Matsumoto 2000-01-25
5995575 In-core guide tube restraint for a boiling water reactor Jack T. Matsumoto, Alex B. Fife 1999-11-30
5793827 Material surveillance specimen holder for core shroud of boiling water reactor Karl Larsen 1998-08-11
5690541 Methods and apparatus for polishing seal surfaces in a nuclear reactor 1997-11-25
5519746 Large BWR fuel channel design Charles W. Dillmann, Charles W. Relf 1996-05-21
5442665 Strain gauge instrumentation device for in-core monitor housings 1995-08-15
5254835 Robotic welder for nuclear boiling water reactors Gene W. Comstock, John Allan Sies, Jan N. Hodges 1993-10-19
4548783 Outlet plug for recirculation loop of nuclear reactor Bradley G. Stoll 1985-10-22
4512179 Instrument for calibrating pressure gauges Don G. Umble, Tsi-Pin Choong, Kenneth R. Izzo, Charles E. Burdg, Gary H. Hankin 1985-04-23