Inventor
KNUTSON PERRY W
US12 patents
⚠️ This page may combine multiple inventors who share the name “KNUTSON PERRY W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RITE HITE HOLDING CORP
8 patentsUS10435936B2Oct 8, 2019
Methods and systems to indicate the status of door operations
RITE HITE HOLDING CORP20 citations91
US10358858B2Jul 23, 2019
Methods and systems to indicate the status of door operations
RITE HITE HOLDING CORP27 citations91
US9493984B2Nov 15, 2016
Systems and methods to retain and refeed door curtains
RITE HITE HOLDING CORP22 citations90
US11708722B2Jul 25, 2023
Apparatus and methods for door curtain breakaway detection
RITE HITE HOLDING CORP6 citations82
US10329817B2Jun 25, 2019
Insulated door panels
RITE HITE HOLDING CORP2 citations72
US11085230B2Aug 10, 2021
Insulated doors with restorable breakaway sections
RITE HITE HOLDING CORP4 citations71
US10494858B2Dec 3, 2019
Insulated doors with restorable breakaway sections
RITE HITE HOLDING CORP3 citations71
US12006767B2Jun 11, 2024
Apparatus and methods for door curtain breakaway detection
RITE HITE HOLDING CORP2 citations69