83 Utility Patents
#1 in Dannstadt-Schauernheim
#517 in Germany
#13,504 in the World
Forward Citations = 873
Company Filing History:





Keil, Thompson & Shurtleff
where one patent can have more than one assignee
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#1 in Dannstadt-Schauernheim
#517 in Germany
#13,504 in the World
Company Filing History:
Get your Inventor Badge Today