Inventor

TEGTMEIER DIRK

DE3 patents

⚠️ This page may combine multiple inventors who share the name “TEGTMEIER DIRK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OTIS ELEVATOR CO

2 patents

US8365870B2Feb 5, 2013

Foldable handrail and safety switch arrangement on top of an elevator car

OTIS ELEVATOR CO19 citations89

US11993481B2May 28, 2024

Elevator system

OTIS ELEVATOR CO0 citations49

SIRIGU GERARD

1 patent

US8162108B2Apr 24, 2012

Elevator having a limit switch for controlling power to the drive system as an elevator car approaches a shallow pit or a low overhead

SIRIGU GERARD24 citations88