Inventor · Portola Valley, CA, US

Allan E. Alcorn

17Patents
16h-index
9Co-inventors
71Inventor score

Filing activity: Sep 15, 1975 → Oct 8, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6104815A Method and apparatus using geographical position and universal time determination means to provide authenticated, secure, on-line communication between remote gaming locations Human Necessities 1,027 Expired
US6149522A Method of authenticating game data sets in an electronic casino gaming system Electricity 729 Expired
US5643086A Electronic casino gaming apparatus with improved play capacity, authentication and security Electricity 724 Expired
US6106396A Electronic casino gaming system with improved play capacity, authentication and security Electricity 531 Expired
US6620047B1 Electronic gaming apparatus having authentication data sets Electricity 328 Expired
US7623823B2 Detecting and measuring exposure to media content items Physics 296 Active
US7063615B2 Electronic gaming apparatus with authentication Electricity 172 Expired
USRE39644E1 Method and apparatus using geographical position and universal time determination means to provide authenticated, secure, on-line communication between remote gaming locations General 165 Expired
USD395463S Electronic gaming machine General 140 Expired
US7267612B2 Gaming apparatus with portrait-mode display Human Necessities 127 Expired
US8358966B2 Detecting and measuring exposure to media content items Physics 70 Active
USRE39368E1 Electronic casino gaming system with improved play capacity, authentication and security General 21 Expired
USRE39370E1 Electronic casino gaming system with improved play capacity, authentication and security General 18 Expired
USRE39400E1 Electronic casino gaming system with improved play capacity, authentication and security General 18 Expired
USRE39401E1 Electronic casino gaming system with improved play capacity, authentication and security General 17 Expired
USRE39369E1 Electronic casino gaming system with improved play capacity, authentication and security General 17 Expired
US4054919A Video image positioning control system Physics 11 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.