Inventor
SHANMUGAM KANAGARAJ
IN4 patents
Patents
4 patentsUS11519212B2Dec 6, 2022
Modular add-on devices for door closers
SCHLAGE LOCK CO LLC4 citations69
US12071806B2Aug 27, 2024
Modular hold-open device for door closers
SCHLAGE LOCK CO LLC0 citations59
US11608669B1Mar 21, 2023
Door operator housing assembly
SCHLAGE LOCK CO LLC1 citations55
US11732516B2Aug 22, 2023
Door closer adjustment with backout discouragement
SCHLAGE LOCK CO LLC0 citations53