Bothell, Washington
United States
6
2010-12-23
The entities that hold a legal rights for patent applications filed by inventor Denninghoff Karl:
Karl Denninghoff from Bothell, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Globally unique identification in communications protocols and databases
#2 | 2010-10-14GROUP INTERCOM, DELAYED PLAYBACK, AND AD-HOC BASED COMMUNICATIONS SYSTEMS AND METHODS
#3 | 2010-10-05Globally unique identification in communications protocols and databases
#4 | 2009-05-12Method and apparatus for VoIP telephony call announcement
#5 | 2008-06-26Group intercom, delayed playback, and ad-hoc based communications system and method
#6 | 2007-07-03Codec system and method
3672895 ⎘