Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KJ

Keith Johnston — 2 Patents in 2016

SUSunpower: 2 patents #36 of 138Top 30%
Palo Alto, CA: #488 of 2,001 inventorsTop 25%
California: #12,284 of 57,791 inventorsTop 25%
Overall (2016): #125,121 of 481,213Top 30%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9472691 Device for shunting current from photovoltaic circuit near the open circuit voltage and/or disconnecting solar module of a solar system Steven M. Kraft, Kevin C. Fischer, Greg Beardsworth, Zachary S. Judkins 2016-10-18 $18,056,000
9397611 Photovoltaic systems with local maximum power point tracking prevention and methods for operating same Zachary S. Judkins 2016-07-19 $6,686,000