Assignee
ALLEN ENG CORPORATION
12 patents
Top patents by PatentIndex Score
USD340340SOct 12, 1993
Riding trowel cranking dolly wheel assembly
ALLEN ENG CORPORATION31 citations92
USD344736SMar 1, 1994
Riding trowel for concrete finishing
ALLEN ENG CORPORATION20 citations91
USD323510SJan 28, 1992
Riding trowel
ALLEN ENG CORPORATION31 citations86
US10384704B2Aug 20, 2019
Steering responsive speed-controlled buggy
ALLEN ENG CORPORATION8 citations78
US10100537B1Oct 16, 2018
Ventilated high capacity hydraulic riding trowel
ALLEN ENG CORPORATION8 citations68
USD918520SMay 4, 2021
Electric concrete transportation cart
ALLEN ENG CORPORATION1 citations65
USD918519SMay 4, 2021
Electric concrete transportation cart
ALLEN ENG CORPORATION2 citations65
US11619010B2Apr 4, 2023
Roller tube concrete paver with retractable vibrator assembly
ALLEN ENG CORPORATION1 citations62
US11820381B2Nov 21, 2023
Electric concrete transportation cart
ALLEN ENG CORPORATION1 citations55
US11767643B2Sep 26, 2023
Versatile light rail bed paver
ALLEN ENG CORPORATION0 citations55
US12378733B1Aug 5, 2025
Bridge deck paver with enhanced hydraulic shifting
ALLEN ENG CORPORATION0 citations50
US11326359B2May 10, 2022
Concrete surface polishing trowel and conversion adaptor
ALLEN ENG CORPORATION1 citations49