SOHL, CHARLES E.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 235
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 263
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165
 
  
 
B24D TOOLS FOR GRINDING, BUFFING, OR SHARPENING 129
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 1100
 
  
 
C25D PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING 150
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5625446 Optical measurement system for articles with varying surface reflectivityOct 18, 93Apr 29, 97[B24B, G01C, G01B]
5486281 Method for CBN tipping of HPC integrally bladed rotorsOct 15, 93Jan 23, 96[C25D]
5476363 Method and apparatus for reducing stress on the tips of turbine or compressor bladesOct 15, 93Dec 19, 95[F01D]
5449273 Composite airfoil leading edge protectionMar 21, 94Sep 12, 95[F01D]
5441767 Pack coating process for articles containing small passagewaysJan 26, 94Aug 15, 95[C23C]
5437737 Repair coating for superalloy articles, such as gas turbine engine componentsFeb 07, 94Aug 01, 95[B23K]
5435506 Clamp with mechanically attached grommetMar 02, 94Jul 25, 95[F16L]
5398455 Grinding toolJan 14, 93Mar 21, 95[B24D]
5366765 Aqueous slurry coating system for aluminide coatingsMay 17, 93Nov 22, 94[B05D]
5346563 Method for removing sulfur from superalloy articles to improve their oxidation resistanceApr 14, 93Sep 13, 94[C22F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5605639 Method of producing diffusion holes in turbine components by a multiple piece electrodeExpiredDec 21, 93Feb 25, 97[B23H]
5445470 Tab locked pin attachment mechanismExpiredDec 27, 93Aug 29, 95[F16B]
5437724 Mask and grit containerExpiredOct 15, 93Aug 01, 95[B05C]

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