Inventor · disambiguated record
James Keifer
Also filed as: KEIFER JAMES
5 granted patents·3 pending applications·26 citations·filing 1997–2015
77Inventor score
Technology areasA63F
Top patents by PatentIndex Score
8 records- 0177US8556696B2System and method for puzzle solving utilizing letter and visual representationsHOYT DAVID L·Filed 2011·Granted Oct 15, 2013·7 cites·20 claims
- 0262US8448947B2Game, method of play, and stackable members such as cards which may be used for a gameMCANDREW CHRISTOPHER BRYAN·Filed 2011·Granted May 28, 2013·3 cites·13 claims
- 0361US8814165B2Game, method of play, and stackable members such as cards which may be used for a gameSPIN MASTER LTD·Filed 2013·Granted Aug 26, 2014·1 cites·14 claims
- 0451US2014141852A1System and Method for Puzzle Solving Utilizing Letters and Visual RepresentationsHOYT DAVID L·Filed 2013·Application pending·0 cites
- 0542US2016038829A1System and Method for Puzzle Solving Utilizing Letters and Visual RepresentationsHOYT DAVID L·Filed 2015·Application pending·0 cites
- 0642US2006175753A1Electronic game boardMACIVER PETER·Filed 2005·Application pending·0 cites
- 0739USD487116SCastle-shaped handheld electronic gameMATTEL INC·Filed 2003·Granted Feb 24, 2004·4 cites·1 claims
- 0837US5887872AMemory game having sequentially opened capsulesMATTEL INC·Filed 1997·Granted Mar 30, 1999·11 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →