Inventor
FIZER RICHARD W
US26 patents
⚠️ This page may combine multiple inventors who share the name “FIZER RICHARD W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DELTA T CORP
10 patentsUSD607988SJan 12, 2010
Ceiling fan
DELTA T CORP61 citations98
US9523371B2Dec 20, 2016
Fan with resilient hub
DELTA T CORP43 citations92
USD641075SJul 5, 2011
Fan with ground support and winglets
DELTA T CORP30 citations92
USD635237SMar 29, 2011
Fan with ground support
DELTA T CORP41 citations92
US7934907B2May 3, 2011
Cuffed fan blade modifications
DELTA T CORP20 citations91
US9458859B2Oct 4, 2016
Ceiling fan system with brushless motor
DELTA T CORP6 citations84
USD776335SJan 10, 2017
Light mounting bracket
DELTA T CORP13 citations79
USD811575SFeb 27, 2018
Upright fan
DELTA T CORP5 citations72
US9347462B2May 24, 2016
Fan blade retention system
DELTA T CORP2 citations60
USD761470SJul 12, 2016
Portable light
DELTA T CORP2 citations58
DELTA T LLC
9 patentsUS11268528B2Mar 8, 2022
Ceiling fan system with brushless motor
DELTA T LLC6 citations85
US11009033B2May 18, 2021
Ceiling fan system
DELTA T LLC7 citations81
US11480191B2Oct 25, 2022
Blade retention system for overhead fan
DELTA T LLC1 citations68
US12297839B2May 13, 2025
Ceiling fan with concentric stationary tube and power-down features
DELTA T LLC0 citations62
US11867189B2Jan 9, 2024
Ceiling fan system with brushless motor
DELTA T LLC0 citations62
US11434915B2Sep 6, 2022
Ceiling fan with variable blade pitch and variable speed control
DELTA T LLC1 citations62
US10436033B2Oct 8, 2019
Multi-part modular airfoil section and method of attachment between parts
DELTA T LLC1 citations62
US12163532B2Dec 10, 2024
Blade retention system for overhead fan
DELTA T LLC0 citations57
US11852160B2Dec 26, 2023
Blade retention system for overhead fan
DELTA T LLC0 citations57