JH

John C. Harkness

BW Brush Wellman: 7 patents #2 of 51Top 4%
SP Sperry: 1 patents #355 of 841Top 45%
Overall (All Time): #666,782 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6153031 Lean, high conductivity, relaxation-resistant beryllium-nickel-copper alloys Shelley J. Wolf 2000-11-28
6001196 Lean, high conductivity, relaxation-resistant beryllium-nickel-copper alloys Shelley J. Wolf 1999-12-14
5993574 Lean, high conductivity, relaxation-resistant beryllium-nickel-copper alloys Shelley J. Wolf 1999-11-30
4724013 Processing of copper alloys and product Nathan Church, W. Raymond Cribb 1988-02-09
4599120 Processing of copper alloys Nathan Church, W. Raymond Cribb 1986-07-08
4565586 Processing of copper alloys Nathan Church, W. Raymond Cribb 1986-01-21
4551187 Copper alloy Nathan Church, W. Raymond Cribb 1985-11-05
4494064 Direct current inrush limiting circuit 1985-01-15