Inventor
KAPHEIM ROBERT T
US33 patents
⚠️ This page may combine multiple inventors who share the name “KAPHEIM ROBERT T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WILSON SPORTING GOODS
24 patentsUS10646753B2May 12, 2020
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS9 citations92
US10328316B1Jun 25, 2019
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS10 citations92
US11541282B2Jan 3, 2023
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS6 citations85
US9399155B2Jul 26, 2016
Optimized thermoplastic racquet
WILSON SPORTING GOODS11 citations84
US9339699B2May 17, 2016
Racquet configured with fewer cross strings than main strings
WILSON SPORTING GOODS12 citations84
US9199135B2Dec 1, 2015
Optimized thermoplastic racquet
WILSON SPORTING GOODS11 citations84
US9192822B2Nov 24, 2015
Optimized thermoplastic racquet
WILSON SPORTING GOODS11 citations84
US9089743B2Jul 28, 2015
Racquet configured with fewer cross strings than main strings
WILSON SPORTING GOODS12 citations84
US8808121B2Aug 19, 2014
Racquet configured with fewer cross strings than main strings
WILSON SPORTING GOODS13 citations84
US10946253B2Mar 16, 2021
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS5 citations83
US10751581B2Aug 25, 2020
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS5 citations83
US10653924B2May 19, 2020
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS5 citations83
US10864418B2Dec 15, 2020
Sports paddle with improved head portion
WILSON SPORTING GOODS11 citations80
US11986706B2May 21, 2024
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS2 citations72
US10004950B1Jun 26, 2018
String support assembly for a racquet
WILSON SPORTING GOODS6 citations71
USD719228SDec 9, 2014
Central portion of a racquet
WILSON SPORTING GOODS4 citations71
US12415115B2Sep 16, 2025
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS0 citations62
US11986705B2May 21, 2024
Racquet configured with increased flexibility in multiple directions with respect to a longitudinal axis
WILSON SPORTING GOODS0 citations62
US7833118B2Nov 16, 2010
Racquet stringing machine
WILSON SPORTING GOODS5 citations62
US7686713B2Mar 30, 2010
Racquet stringing machine
WILSON SPORTING GOODS6 citations62
US7695383B2Apr 13, 2010
Racquet stringing machine
WILSON SPORTING GOODS4 citations61
USD719227SDec 9, 2014
Tennis racquet
WILSON SPORTING GOODS3 citations60
US12491414B2Dec 9, 2025
Sports racquet and removable wrist strap
WILSON SPORTING GOODS0 citations54
US12491413B2Dec 9, 2025
Racquet configured with increased lateral flexibility with respect to a longitudinal axis
WILSON SPORTING GOODS0 citations48
SEVERA WILLIAM D
6 patentsUSD689573SSep 10, 2013
Throat of a racquet
SEVERA WILLIAM D26 citations90
USD689966SSep 17, 2013
Throat of a racquet
SEVERA WILLIAM D10 citations82
USD689572SSep 10, 2013
Throat of a racquet
SEVERA WILLIAM D10 citations82
US8066593B2Nov 29, 2011
Customized racquet stringing system and method
SEVERA WILLIAM D3 citations62
US8303441B1Nov 6, 2012
Customized racquet stringing system
SEVERA WILLIAM D0 citations51
US8075429B2Dec 13, 2011
Racquet stringing machine
SEVERA WILLIAM D0 citations50