TISHKEN PRODUCTS COMPANY

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 1133
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6190442 Air filter gaugeAug 31, 99Feb 20, 01[B01D]
5187964 Variable width roller forming machineOct 15, 91Feb 23, 93[B21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4579031 Two cycle air cut-off pressExpiredSep 04, 84Apr 01, 86[B26D]
4557129 Multiple tooling roll forming machine with turret type rotary motionExpiredSep 04, 84Dec 10, 85[B21D]
4530226 Sweep-forming apparatusExpiredJun 13, 83Jul 23, 85[B21D]

Top Inventors for This Owner

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