Conrad Odenthal

Conrad Odenthal designed the box lens for the 7104 CRT (T7100).

US Patents

3567991 "Cathode Ray Tube with Improved Electron Gun Structure"
3873878 "Electron gun with auxilliary anode nearer to grid than to normal anode"
3921025 "Dual-beam CRT with vertical trace bowing correction means"
3983444 "Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion"
4142128 "Box-shaped scan expansion lens for cathode ray tube"
4500809 "Electron gun having a low capacitance cathode and grid assembly"
4665340 "Cathode-ray-tube electrode structure having a particle trap"
4672276 "CRT astigmatism correction apparatus with stored correction values"
4853601 "Multiple beam electron discharge tube having bipotential acceleration and convergence electrode structure"
4899091 "Cathode-ray-tube astigmatism correction apparatus"
4977348 "Electron discharge tube with bipotential electrode structure"
5077498 "Pinched electron beam cathode-ray tube with high-voltage einzel focus lens"
5221875 "High resolution cathode-ray tube with high bandwidth capability"