Assignee
BLACK JOHN
US3 patents
Top patents by PatentIndex Score
US8585245B2Nov 19, 2013
Systems and methods for sealing a lighting fixture
BLACK JOHN20 citations87
US7246066B2Jul 17, 2007
System and method for automated coordination and communication of sporting event information via the world wide web
BLACK JOHN10 citations82
US8161598B2Apr 24, 2012
Filtering means and floor-sweeping machine provided with such means
BLACK JOHN1 citations41