Inventor · disambiguated record
Daniel Johannes Josephus Adriaan Akkermans
Also filed as: AKKERMANS DANIEL · AKKERMANS DANIEL JOHANNES JOSEPHUS ADRIAAN
2 granted patents·1 pending application·5 citations·filing 2005–2007
43Inventor score
Technology areasH04M
Top patents by PatentIndex Score
3 records- 0172US8325887B2Method of and a communications system for providing, to a calling party, information concerning a message played to the calling partyNOLDUS ROGIER AUGUST CASPAR JOSEPH·Filed 2005·Granted Dec 4, 2012·5 cites·31 claims
- 0246US8503644B2Method of and a communications system for playing a message to a calling partyDEN HARTOG JOS·Filed 2005·Granted Aug 6, 2013·0 cites·27 claims
- 0344US2010202602A1Establishing a Call From a Calling Party to a Destination in a Telecommunications Network Using a Pre-Answer Service Without ChargingNOLDUS ROGIER·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →