VGK, INC.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B21B ROLLING OF METAL 131
 
 
 
B61B RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR 117

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6446480 Process for producing improved railFeb 02, 01Sep 10, 02[B21B]
6205929 Trolley wheelJan 15, 98Mar 27, 01[B61B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0261,590 Trolley wheel assemblyAbandonedMay 11, 06Nov 15, 07[B61B]

Top Inventors for This Owner

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