PK

Patrick J. Krekelberg

GP Gpsip: 6 patents #5 of 8Top 65%
Overall (All Time): #715,935 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11019807 Wireless location assisted zone guidance system compatible with large and small land zones Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James 2021-06-01
10820575 Wireless location assisted zone guidance system incorporating dynamically variable intervals between sequential position requests Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James, Michael D. Erickson, Gregory M. Anderson 2020-11-03
10455810 Wireless location assisted zone guidance system region lookup Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James, Michael D. Erickson, Gregory M. Anderson 2019-10-29
10172325 Wireless location assisted zone guidance system incorporating dynamically variable intervals between sequential position requests Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James, Michael D. Erickson 2019-01-08
10165755 Wireless location assisted zone guidance system region lookup Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James, Michael D. Erickson, Gregory M. Anderson 2019-01-01
10139995 Device having graphical user interfaces and method for developing multimedia computer applications Michael W. Allen, Steven M. Birth 2018-11-27
9961884 Wireless location assisted zone guidance system compatible with large and small land zones Rodney P. Landers, Kevin L. Nieuwsma, Chad R. James 2018-05-08