Inventor
CRENSHAW DAVID
US9 patents
⚠️ This page may combine multiple inventors who share the name “CRENSHAW DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IOTA ENG LLC
4 patentsUS9609706B2Mar 28, 2017
Power over Ethernet emergency lighting system and method of detecting power loss of a link segment thereof
IOTA ENG LLC8 citations80
US10361583B2Jul 23, 2019
Power over ethernet emergency lighting system and method of detecting power loss of a link segment thereof
IOTA ENG LLC3 citations69
US9941737B2Apr 10, 2018
Power over ethernet emergency lighting system
IOTA ENG LLC1 citations58
US10779380B2Sep 15, 2020
Power over ethernet exit signage
IOTA ENG LLC0 citations28
DC PREC CERAMICS LLC
3 patentsUS12179417B2Dec 31, 2024
Manufacturing systems and methods for three-dimensional printing
DC PREC CERAMICS LLC0 citations56
US12179416B2Dec 31, 2024
Manufacturing systems and methods for three-dimensional printing
DC PREC CERAMICS LLC0 citations56
US12194586B2Jan 14, 2025
Sanding systems, methods, and devices
DC PREC CERAMICS LLC0 citations45
ABL IP HOLDINGS LLC
2 patentsUS11714472B2Aug 1, 2023
Power over ethernet emergency lighting system and method of detecting power loss of a link segment thereof
ABL IP HOLDINGS LLC0 citations59
US10903682B2Jan 26, 2021
Power over ethernet emergency lighting system and method of detecting power loss of a link segment thereof
ABL IP HOLDINGS LLC0 citations59