Assignee
KREUTZIG KIRK
US·3 granted patents·38 citations·filing 1983–2012
Top patents by PatentIndex Score
3 records- 0182US8226251B1Eye cup night filter attachment and mounting deviceKREUTZIG KIRK·Filed 2008·Granted Jul 24, 2012·17 cites·14 claims
- 0262US8699158B1Night vision filter for use with computer monitor screens and the likeKREUTZIG KIRK·Filed 2012·Granted Apr 15, 2014·2 cites·11 claims
- 0359US4542959AColor correction filter and method of taking underwater photographs therewithKREUTZIG KIRK·Filed 1983·Granted Sep 24, 1985·19 cites·11 claims
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