DC

David T. Chang

HL Hrl Laboratories: 10 patents #4 of 175Top 3%
📍 Malibu, CA: #4 of 51 inventorsTop 8%
🗺 California: #1,321 of 67,890 inventorsTop 2%
Overall (2019): #9,264 of 560,194Top 2%
10
Patents 2019

Issued Patents 2019

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
10514261 Gyromagnetic geopositioning system Logan D. Sorenson, Hung Nguyen, Raviv Perahia, Deborah J. Kirby, Richard J. Joyce 2019-12-24
10444014 High dynamic range gyroscope Logan D. Sorenson, Raviv Perahia, Randall L. Kubena, Deborah J. Kirby, Hung Nguyen +1 more 2019-10-15
10436587 Multi-mode coriolis vibratory gyroscopes having high order rotationally symmetric mechanical structure and 32 electrodes Logan D. Sorenson, Hung Nguyen, Raviv Perahia, Lian X. Huang 2019-10-08
10408622 System for incremental trajectory estimation based on real time inertial sensing Shuoqin Wang, Logan D. Sorenson, Hung Nguyen, Raviv Perahia 2019-09-10
10329897 System for determination of measured depth (MD) in wellbores from downhole pressure sensors using time of arrival techniques Keerti S. Kona, Logan D. Sorenson, Raviv Perahia, Hung Nguyen 2019-06-25
10308505 Method and apparatus for the monolithic encapsulation of a micro-scale inertial navigation sensor suite Deborah J. Kirby, Raviv Perahia, Hung Nguyen, Frederic P. Stratton 2019-06-04
10281277 Phononic travelling wave gyroscope Raviv Perahia, Logan D. Sorenson, Lian X. Huang, Hung Nguyen, Deborah J. Kirby 2019-05-07
10246988 Real-time trajectory estimation with multi-station analysis Shuoqin Wang, Logan D. Sorenson, Hung Nguyen 2019-04-02
10236858 Differential split-electrode feedthrough cancellation mechanism Logan D. Sorenson, Raviv Perahia, Hung Nguyen 2019-03-19
10175307 FM demodulation system for quartz MEMS magnetometer Logan D. Sorenson, Hung Nguyen, Raviv Perahia, L. X. Coco Huang, Joshua A. Erbland 2019-01-08