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

James Dunphy — 2 Patents in 2016

WHWeatherford Technology Holdings: 2 patents #53 of 184Top 30%
San Jose, CA: #1,407 of 5,790 inventorsTop 25%
California: #12,284 of 57,791 inventorsTop 25%
Overall (2016): #135,166 of 481,213Top 30%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9423564 Optical waveguide feedthrough assembly John J. Sgambelluri, John J. Grunbeck, George Talmadge, Robert F. Robinson, James M. Sullivan +1 more 2016-08-23
9255836 Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity Domino Taverner, John J. Grunbeck, Edward M. Dowd, Andrew S. Kuczma, Francis X. Bostick, III +2 more 2016-02-09