MK

Michael Kirchgessner

CC Crown Cork: 11 patents #1 of 13Top 8%
Overall (All Time): #473,144 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6116444 Plastic closure cap Udo Bosl 2000-09-12
6116451 Screw cap with anti-tamper strip Klaus Herrmann 2000-09-12
5893474 Screw cap with anti-tamper strip Klaus Herrmann 1999-04-13
5871111 Screwable closure cap with security against over-tightening Georg Pfefferkorn 1999-02-16
5848717 Snap-on seal arrangement on a container Udo Bosl 1998-12-15
5803286 Plastic closure cap with early venting inner seal George Pfefferkorn 1998-09-08
5775527 Closure cap with anti-tamper strip Udo Bosl 1998-07-07
5725115 Closure cap with tether Udo Bosl 1998-03-10
5715959 Closure cap with anti-tamper ring Georg Pfefferkorn, Udo Bosl 1998-02-10
5248050 Cap having expandable guarantee strip Herwig Janousch, Franz T. Bartl 1993-09-28
5074425 Plastic closure cap Gunter Wustmann, Thomas Bartl 1991-12-24