Inventor · disambiguated record
Douglas L. Krivanek
Also filed as: KRIVANEK DOUGLAS L · KRIVANEK DOUGLAS LEE
6 granted patents·1 pending application·39 citations·filing 2010–2019
76Inventor score
Top patents by PatentIndex Score
7 records- 0180USD616929SVideo display greeting cardHALLMARK CARDS·Filed 2010·Granted Jun 1, 2010·33 cites·1 claims
- 0258US11499706B2Apparatus for producing light and soundHALLMARK CARDS·Filed 2019·Granted Nov 15, 2022·0 cites·20 claims
- 0357US9144258B2Realistically opening artificial flowerKRIVANEK DOUGLAS LEE·Filed 2011·Granted Sep 29, 2015·4 cites·19 claims
- 0450US9039483B2Print-level sensing for interactive play with a printed imageHERNANDEZ TEDDI NORMAN·Filed 2012·Granted May 26, 2015·2 cites·19 claims
- 0549US10352553B2Apparatus for producing light and soundHALLMARK CARDS·Filed 2016·Granted Jul 16, 2019·0 cites·15 claims
- 0647US9145236B2Article with a latching mechanismHALLMARK CARDS·Filed 2013·Granted Sep 29, 2015·0 cites·18 claims
- 0744US2015251103A1Print-level sensing for interactive play with a printed imageHALLMARK CARDS·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →