Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RB

Robert J. Buchler — 11 Patents

LSLitton Systems: 6 patents #65 of 838Top 8%
Northrop Grumman: 2 patents #475 of 2,250Top 25%
Calabasas, CA: #321 of 4,119 inventorsTop 8%
California: #55,401 of 386,348 inventorsTop 15%
Overall (All Time): #466,757 of 4,157,543Top 15%
11 Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8170796 Ins based GPS carrier phase cycle slip detection and repairing Gang Kevin Liu 2012-05-01
8170844 Estimation of probability of lambda failure through employment of lookup table Gang Kevin Liu 2012-05-01
7702460 Estimate of relative position between navigation units Gang Kevin Liu, Charles P. Bruner 2010-04-20
7133776 Attitude alignment of a slave inertial measurement system Peter Kyriacou, Daniel A. Tazartes 2006-11-07
7050001 Carrier signal phase error estimation 2006-05-23
6883747 Projectile guidance with accelerometers and a GPS receiver Joseph A. Ratkovic, Allan J. Brockstein 2005-04-26
6175807 Temperature compensation method for strapdown inertial navigation systems Larry Moeller, Shaw-Wen Fann, Daniel A. Tazartes, John G. Mark 2001-01-16
5790405 Method and apparatus for detecting circular torpedo runs 1998-08-04
5757316 Attitude determination utilizing an inertial measurement unit and a plurality of satellite transmitters 1998-05-26
5757317 Relative navigation utilizing inertial measurement units and a plurality of satellite transmitters Kai-Nan Chueh 1998-05-26
5543804 Navagation apparatus with improved attitude determination Allan J. Brockstein, David Hsu 1996-08-06