Inventor · disambiguated record
Thomas L. Barnhart
Also filed as: BARNHART THOMAS L
5 granted patents·4 pending applications·152 citations·filing 1993–2010
83Inventor score
Files withBARNHART THOMAS L1CASSETTE PRODUCTIONS UNLIMITED1HIDDEN IMAGE TECHNOLOGY SOLUTI1WS PACKAGING GROUP INC1
Top patents by PatentIndex Score
9 records- 0180US7747472B2Hidden image game pieceWS PACKAGING GROUP INC·Filed 2006·Granted Jun 29, 2010·8 cites·20 claims
- 0275US5401032AMystery puzzle gameCASSETTE PRODUCTIONS UNLIMITED·Filed 1993·Granted Mar 28, 1995·62 cites·15 claims
- 0370US6296900B1Method of making hidden image game pieceFiled 1999·Granted Oct 2, 2001·25 cites·3 claims
- 0464US5984367AHidden image game pieceBARNHART THOMAS L·Filed 1998·Granted Nov 16, 1999·52 cites·3 claims
- 0553US6629888B1Hidden image game pieceFiled 2000·Granted Oct 7, 2003·5 cites·8 claims
- 0646US2010234087A1Hidden Image Game PieceHIDDEN IMAGE TECHNOLOGY SOLUTI·Filed 2010·Application pending·0 cites
- 0745US2003232639A1Hidden image game pieceFiled 2003·Application pending·0 cites
- 0844US2002018879A1Hidden image game pieceFiled 2001·Application pending·0 cites
- 0941US2005093291A1Hidden image game pieceFiled 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Thomas L. Barnhart files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →