Inventor
MERRIL GREG
US9 patents
⚠️ This page may combine multiple inventors who share the name “MERRIL GREG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POWERGRID FITNESS INC
6 patentsUS7331226B2Feb 19, 2008
Force measurement system for an isometric exercise device
POWERGRID FITNESS INC75 citations96
US7530929B2May 12, 2009
Motion platform system and method of rotating a motion platform about plural axes
POWERGRID FITNESS INC63 citations95
US7033176B2Apr 25, 2006
Motion platform system and method of rotating a motion platform about plural axes
POWERGRID FITNESS INC77 citations95
USD517124SMar 14, 2006
Game controller
POWERGRID FITNESS INC62 citations94
USD514627SFeb 7, 2006
Exercise system for controlling a video game
POWERGRID FITNESS INC46 citations94
USD510391SOct 4, 2005
Exercise device for controlling a video game
POWERGRID FITNESS INC38 citations91
IALABS CA LLC
2 patentsUS7727117B2Jun 1, 2010
Method and apparatus for operatively controlling a virtual reality scenario with a physically demanding interface
IALABS CA LLC35 citations90
US7699755B2Apr 20, 2010
Isometric exercise system and method of facilitating user exercise during video game play
IALABS CA LLC43 citations90