RB

Robert M. Bell

YS Yale Security: 1 patents #2 of 10Top 20%
Overall (2017): #266,321 of 506,227Top 55%
1
Patents 2017

Issued Patents 2017

Patent #TitleCo-InventorsDate
9695620 Apparatus and method for rotating tube adjustment and visually indicating spring force in a door operator or closer Peter E. Zasowski, Dustin Lawhon 2017-07-04