Inventor
KELLER THOMAS L
US37 patents
⚠️ This page may combine multiple inventors who share the name “KELLER THOMAS L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LANDSCAPE STRUCTURES INC
23 patentsUSD861111SSep 24, 2019
Play tower structure set
LANDSCAPE STRUCTURES INC18 citations94
USD832965SNov 6, 2018
Play structure
LANDSCAPE STRUCTURES INC22 citations94
USD807978SJan 16, 2018
Multi-activity play structure
LANDSCAPE STRUCTURES INC23 citations88
USD873365SJan 21, 2020
Play structure
LANDSCAPE STRUCTURES INC12 citations86
USD861110SSep 24, 2019
Play tower structure
LANDSCAPE STRUCTURES INC7 citations84
USD859563SSep 10, 2019
Play structure
LANDSCAPE STRUCTURES INC11 citations84
US10260538B2Apr 16, 2019
Rope clamp system
LANDSCAPE STRUCTURES INC5 citations84
USD832964SNov 6, 2018
Play structure
LANDSCAPE STRUCTURES INC12 citations84
US9868069B2Jan 16, 2018
Rotating climbing unit
LANDSCAPE STRUCTURES INC8 citations84
US9773482B2Sep 26, 2017
Musical instrument structures for permanent installation in an outdoor environment
LANDSCAPE STRUCTURES INC5 citations84
US9375609B2Jun 28, 2016
Rope clamp system
LANDSCAPE STRUCTURES INC5 citations84
US9818384B2Nov 14, 2017
Outdoor musical drum structures
LANDSCAPE STRUCTURES INC5 citations82
US9734808B2Aug 15, 2017
Outdoor musical drum structures
LANDSCAPE STRUCTURES INC7 citations82
US11077329B2Aug 3, 2021
Play systems having belt components
LANDSCAPE STRUCTURES INC3 citations65
US10987533B2Apr 27, 2021
Play structure clamp and system
LANDSCAPE STRUCTURES INC0 citations62
US9089731B2Jul 28, 2015
Play systems having multiple curved structural members
LANDSCAPE STRUCTURES INC1 citations62
US12239918B2Mar 4, 2025
Accessible swing
LANDSCAPE STRUCTURES INC0 citations57
US11938411B2Mar 26, 2024
Accessible swing
LANDSCAPE STRUCTURES INC1 citations57
US10546564B2Jan 28, 2020
Musical instrument structures for permanent installation in an outdoor environment
LANDSCAPE STRUCTURES INC0 citations52
US10717012B2Jul 21, 2020
Rotating play device
LANDSCAPE STRUCTURES INC0 citations49
US10427057B2Oct 1, 2019
Multi-user swing set
LANDSCAPE STRUCTURES INC0 citations49
US11547929B2Jan 10, 2023
Interactive play system
LANDSCAPE STRUCTURES INC0 citations47
US9220988B2Dec 29, 2015
Inclusive rotating play device
LANDSCAPE STRUCTURES INC1 citations47
KELLER THOMAS L
4 patentsUS8140380B2Mar 20, 2012
Creating an incentive to author useful item reviews
KELLER THOMAS L18 citations90
US8122371B1Feb 21, 2012
Criteria-based structured ratings
KELLER THOMAS L28 citations89
US8870668B2Oct 28, 2014
Inclusive rotating play device
KELLER THOMAS L4 citations67
US8875043B1Oct 28, 2014
Criteria-based structured ratings
KELLER THOMAS L2 citations60