RR

Roger Roberts

GS Geophysical Survey Systems: 11 patents #1 of 11Top 10%
Overall (All Time): #373,541 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11835558 Method for calculating dielectric versus air void content relationship for asphalt concrete using a single calibration measurement 2023-12-05
11536827 Method for assessing the amount of rolling required to achieve optimal compaction of pre-rolled asphalt pavement David Cist 2022-12-27
11513146 Method for calculating dielectric versus air void content relationship for asphalt concrete using a single calibration measurement 2022-11-29
11320558 Apparatus for measuring wideband dielectric measurements of objects using a bistatic antenna 2022-05-03
10938099 Surface dielectric measurement method and apparatus 2021-03-02
10494774 Asphalt dielectric measurement accuracy improvement using asphalt surface temperature 2019-12-03
9361906 Method of treating an auditory disorder of a user by adding a compensation delay to input sound 2016-06-07
7057548 Automatic data capture technology to enhance data collection 2006-06-06
6772091 Determining the depth of reinforcing bars in a concrete structure using electromagnetic signals 2004-08-03
6670906 Method for determining accurately coordinates of a GPR antenna relative to a fixed reference Alan E. Schutz 2003-12-30
6512475 High-frequency dual-channel ground-penetrating impulse antenna and method of using same for identifying plastic pipes and rebar in concrete Evgueni F. Bogatyrev 2003-01-28
6429802 Determining the condition of a concrete structure using electromagnetic signals 2002-08-06
5678001 Computerized game teaching method Ralph Nagel 1997-10-14