Inventor · Shingle Springs, CA, US

Jerald VanderPol

23Patents
11h-index
14Co-inventors
72Inventor score

Filing activity: Jan 21, 1986 → Sep 28, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US6492618B1 Automatic weld head alignment and guidance system and method Physics 85 Expired
US4829860A Segmented sliding bearing arrangement for portable lathe Emerging Cross-Sectional Technologies 73 Expired
US4802278A Gear driven tube cutter Emerging Cross-Sectional Technologies 37 Expired
US6966731B2 Cutting tool and track guidance system Emerging Cross-Sectional Technologies 31 Expired
US4890385A Automatic feed system for a tube cutter Performing Operations; Transporting 29 Expired
US7270505B2 Cutting and beveling tool Emerging Cross-Sectional Technologies 26 Expired
US4872249A Tool support and guide system for repair of boiler tube panels and process for carrying out repair using same Emerging Cross-Sectional Technologies 24 Expired
US4754672A Segmented sliding bearing arrangement for portable lathe Emerging Cross-Sectional Technologies 23 Expired
US4667548A End preparation tool for pipe fittings Emerging Cross-Sectional Technologies 17 Expired
US4981055A Portable facing tool Emerging Cross-Sectional Technologies 14 Expired
US5743539A Quick setting and release actuator for work holder Emerging Cross-Sectional Technologies 12 Expired
US8955733B2 Internal pipe line-up clamping module Performing Operations; Transporting 11 Active
US6309145A Portable machine tool for conditioning header tube openings for butt-welding tubes Emerging Cross-Sectional Technologies 10 Expired
US4823655A Multi-speed drive system for a portable lathe Emerging Cross-Sectional Technologies 10 Expired
US7677846B2 Method and apparatus for weld profiling Emerging Cross-Sectional Technologies 10 Active
US4911574A Cam lock for tool elements Emerging Cross-Sectional Technologies 8 Expired
USD312953S Tube cutting tool General 7 Expired
US5738268A Method for preparing tube weld sample for internal visual inspection Emerging Cross-Sectional Technologies 7 Expired
US7914243B2 Method and apparatus for weld profiling Emerging Cross-Sectional Technologies 4 Active
US5083484A Pipe end preparation tool having improved torque reacting and clamping capabilities Emerging Cross-Sectional Technologies 4 Expired
US5934688A Quick setting and release actuator for work holder Emerging Cross-Sectional Technologies 3 Expired
US4976176A Weld crown removal module Emerging Cross-Sectional Technologies 2 Expired
US4955263A Pipe end preparation tool having improved torque reacting and clamping capabilities Emerging Cross-Sectional Technologies 2 Expired

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