HB

Howard V. Block

WP Welch Products: 3 patents #1 of 3Top 35%
CT Consumer Safety Technology: 1 patents #23 of 33Top 70%
Overall (All Time): #1,269,494 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6582635 Method of making a cold cured composite molded article 2003-06-24
6446400 Anti-vegetation tile system Anthony W. Bradley 2002-09-10
D446982 Reversible mat 2001-08-28
5426415 Breath analyzer for use in automobile ignition locking systems Timothy J. Prachar, Douglas Edward DeVries, Michael W. Walter 1995-06-20