GW

George Wartian

WL Wartian Lock: 5 patents #1 of 1Top 100%
📍 Detroit, MI: #68 of 1,512 inventorsTop 5%
🗺 Michigan: #7,642 of 86,293 inventorsTop 9%
Overall (All Time): #427,396 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6634057 Door holder assembly 2003-10-21
5700044 Door latch operator 1997-12-23
5639132 Door latch operating mechanism 1997-06-17
5495639 Door closing apparatus 1996-03-05
5157806 Door closing piston-cylinder assembly 1992-10-27
5029913 Door latch 1991-07-09
4864835 Door latch mechanism 1989-09-12
D299615 Door handle 1989-01-31
4576405 Door latch mechanism 1986-03-18
4552393 Door latch mechanism 1985-11-12
4520639 Double dead bolt door lock 1985-06-04
4432576 Door latch 1984-02-21