Inventor
HETRICH MITCHELL H
US11 patents
⚠️ This page may combine multiple inventors who share the name “HETRICH MITCHELL H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MSA TECHNOLOGY LLC
6 patentsUS11191325B2Dec 7, 2021
Harness connection arrangement
MSA TECHNOLOGY LLC7 citations83
US10413761B2Sep 17, 2019
Line retraction device having a damper assembly
MSA TECHNOLOGY LLC11 citations83
US11633634B2Apr 25, 2023
Cut-resistant leading edge fall arrest system and method
MSA TECHNOLOGY LLC9 citations77
US10625105B2Apr 21, 2020
Harness connector
MSA TECHNOLOGY LLC5 citations72
US10207128B2Feb 19, 2019
Fall protection device and adjustment mechanism therefor
MSA TECHNOLOGY LLC6 citations72
US10328294B2Jun 25, 2019
Load indicator for a fall protection apparatus
MSA TECHNOLOGY LLC6 citations68
WERNER CO
4 patentsUS5791439AAug 11, 1998
Ladder, member for connecting a rail to a horizontal element of a ladder, and method, and apparatus and method for holding a washer
WERNER CO17 citations90
US5758745AJun 2, 1998
Extension ladder, combination end cap/guide bracket, and method for climbing
WERNER CO44 citations89
US5636706AJun 10, 1997
Ladder, member for connecting a rail to a horizontal element of a ladder, and method
WERNER CO14 citations80
US6142255ANov 7, 2000
Ladder, member for connecting a rail to a horizontal element of a ladder, and method
WERNER CO5 citations72