Inventor · Bend, OR, US

Robert W. Vanneman

11Patents
6h-index
3Co-inventors
59Inventor score

Filing activity: Dec 12, 1996 → Jan 24, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7448138B1 Laser detector and grade rod coupling device Physics 14 Active
US7373725B1 Surveying systems and methods for detecting and measuring changes in elevation Physics 14 Expired
US7506452B1 Surveying systems and methods for detecting and measuring changes in elevation Physics 11 Active
US7266897B2 Self-aligning, self plumbing baseline instrument Emerging Cross-Sectional Technologies 10 Expired
US8205360B1 Snowplow laser guidance system Fixed Constructions 7 Active
US7966753B2 Snowplow laser guidance system Fixed Constructions 6 Active
US5764349A Self-aligning baseline plane instrument Physics 5 Expired
US9644331B2 Paint-striping laser guidance system and related technology Physics 5 Active
US8848180B1 Reference systems for indicating slope and alignment and related devices, systems, and methods Physics 3 Active
US10202726B2 Paint-striping laser guidance system and related technology Physics 0 Active
US10597832B1 Paint-striping laser guidance system and related technology Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.