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Inventor

ELLER DARREN C

US25 patents
⚠️ This page may combine multiple inventors who share the name “ELLER DARREN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SARGENT MFG CO

21 patents
US6282929B1Sep 4, 2001

Multipoint mortise lock

SARGENT MFG CO120 citations94
US6178794B1Jan 30, 2001

Lever handle controller

SARGENT MFG CO20 citations92
US6120071ASep 19, 2000

Mortise latch vertical rod exit device

SARGENT MFG CO52 citations92
US5992195ANov 30, 1999

Lever handle controller for mortise lock

SARGENT MFG CO40 citations92
US7488012B2Feb 10, 2009

Thermal pin assembly

SARGENT MFG CO20 citations91
US6735993B2May 18, 2004

High strength lever handle lock mechanism

SARGENT MFG CO28 citations91
US6626018B2Sep 30, 2003

High strength lever handle lock mechanism

SARGENT MFG CO29 citations91
US6880872B2Apr 19, 2005

Lever handle return spring assembly

SARGENT MFG CO23 citations90
US7883123B2Feb 8, 2011

Electronic push retraction exit device

SARGENT MFG CO22 citations89
US7484777B2Feb 3, 2009

Electronic push retraction exit device

SARGENT MFG CO29 citations89
US6860129B2Mar 1, 2005

Security classroom function lock mechanism

SARGENT MFG CO34 citations89
US9822552B2Nov 21, 2017

Electric latch retraction device for vertical rod door latches

SARGENT MFG CO15 citations83
US6932486B1Aug 23, 2005

Mortise lock with lighted trim plate sign

SARGENT MFG CO9 citations73
US12006735B2Jun 11, 2024

Universal dogging and electronic latch retraction

SARGENT MFG CO2 citations70
US9714525B2Jul 25, 2017

Anti-ligature handle and escutcheon for operating a lock

SARGENT MFG CO6 citations70
US11624204B2Apr 11, 2023

Vertical rod adjustment device

SARGENT MFG CO3 citations68
USD646549SOct 11, 2011

Paddle trim assembly

SARGENT MFG CO6 citations68
US12071789B2Aug 27, 2024

Universal dogging and electronic latch retraction

SARGENT MFG CO0 citations59
USD646548SOct 11, 2011

Paddle trim assembly

SARGENT MFG CO5 citations59
US9062475B1Jun 23, 2015

Roseless trim for architectural hardware

SARGENT MFG CO2 citations58
US7828347B2Nov 9, 2010

Fire plate for a bored in lock assembly

SARGENT MFG CO1 citations49

ELLER DARREN C

2 patents

SHAMP DONALD T

1 patent

ASSA ABLOY ACCESS AND EGRESS HARDWARE GROUP INC

1 patent