Inventor
MERKEL STEPHEN
US10 patents
⚠️ This page may combine multiple inventors who share the name “MERKEL STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CFPH LLC
8 patentsUS9993715B2Jun 12, 2018
Instructional surface with haptic and optical elements
CFPH LLC5 citations81
US11816956B2Nov 14, 2023
Game apparatus for displaying information about a game
CFPH LLC1 citations73
US11132864B2Sep 28, 2021
Game apparatus for displaying information about a game
CFPH LLC3 citations73
US10482708B2Nov 19, 2019
Game apparatus for displaying information about a game
CFPH LLC3 citations73
US12539456B2Feb 3, 2026
Instructional surface with haptic and optical elements
CFPH LLC0 citations60
US11638864B2May 2, 2023
Instructional surface with haptic and optical elements
CFPH LLC0 citations60
US10953306B2Mar 23, 2021
Instructional surface with haptic and optical elements
CFPH LLC0 citations60
US10293240B2May 21, 2019
Instructional surface with haptic and optical elements
CFPH LLC0 citations49