Inventor
INFUSINO RALPH
US20 patents
⚠️ This page may combine multiple inventors who share the name “INFUSINO RALPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RIDDELL
15 patentsUS5263203ANov 23, 1993
Integrated pump mechanism and inflatable liner for protective
RIDDELL276 citations99
US5175889AJan 5, 1993
Inflatable liner for protective headgear
RIDDELL183 citations99
USD511026SOct 25, 2005
Sport helmet
RIDDELL74 citations98
US11503872B2Nov 22, 2022
Protective sports helmet
RIDDELL20 citations94
US11311067B2Apr 26, 2022
Protective sports helmet
RIDDELL21 citations94
USD916385SApr 13, 2021
Football helmet
RIDDELL16 citations93
US10561193B2Feb 18, 2020
Protective sports helmet
RIDDELL15 citations93
USD856600SAug 13, 2019
Football helmet
RIDDELL23 citations93
US10271605B2Apr 30, 2019
Protective sports helmet
RIDDELL18 citations93
US9756889B2Sep 12, 2017
Protective sports helmet chinstrap assembly
RIDDELL17 citations92
US8813271B2Aug 26, 2014
Shoulder pads
RIDDELL6 citations84
USD838922SJan 22, 2019
Football helmet
RIDDELL10 citations83
US10874162B2Dec 29, 2020
Protective sports helmet
RIDDELL8 citations81
US12514319B2Jan 6, 2026
American football helmet
RIDDELL0 citations63
US12317946B2Jun 3, 2025
Protective sports helmet chinstrap assembly
RIDDELL0 citations62