David K. Langer

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Urbandale, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automated location-based information recall
- Patent number 9,111,320
- Issue date Aug 18, 2015
- Pioneer Hi-Bred International, Inc.
- William A. Belzer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for the use of geospatial data in the development...
- Patent number 8,862,630
- Issue date Oct 14, 2014
- Pioneer Hi Bred International Inc
- James L. Hunter
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Automated location-based information recall
- Patent number 8,417,534
- Issue date Apr 9, 2013
- Pioneer Hi-Bred International, Inc.
- William A. Belzer
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATED LOCATION-BASED INFORMATION RECALL
- Publication number 20130197806
- Publication date Aug 1, 2013
- PIONEER HI-BRED INTERNATIONAL, INC.
- William A. Belzer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND SYSTEM FOR THE USE OF GEOSPATIAL DATA IN THE DEVELOPMENT...
- Publication number 20110113030
- Publication date May 12, 2011
- PIONEER HI-BRED INTERNATIONAL, INC.
- James L. Hunter
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
AUTOMATED LOCATION-BASED INFORMATION RECALL
- Publication number 20080157990
- Publication date Jul 3, 2008
- PIONEER HI-BRED INTERNATIONAL, INC.
- WILLIAM A. BELZER
- G06 - COMPUTING CALCULATING COUNTING