Inventor · Hickory, NC, US

James D. Holder

17Patents
9h-index
13Co-inventors
69Inventor score

Filing activity: Dec 23, 1974 → Jul 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5574816A Polypropylene-polyethylene copolymer buffer tubes for optical fiber cables and method for making the same Physics 150 Expired
US5911023A Polyolefin materials suitable for optical fiber cable components Physics 148 Expired
US5761362A Polypropylene-polyethylene copolymer buffer tubes for optical fiber cables and method for making the same Physics 135 Expired
US6210802A Polypropylene filler rods for optical fiber communications cables Emerging Cross-Sectional Technologies 113 Expired
US6066397A Polypropylene filler rods for optical fiber communications cables Emerging Cross-Sectional Technologies 107 Expired
US4695120A Optic-coupled integrated circuits Emerging Cross-Sectional Technologies 82 Expired
US4938432A Cable spool with integral end storage flange Performing Operations; Transporting 41 Expired
US5577150A Method and tool for accessing optical fibers within a buffer tube Physics 20 Expired
US4531076A Electron beam stimulated electromagnetic radiation generator Electricity 11 Expired
US4615269A Constrained stepping motor unique code device Mechanical Engineering; Lighting; Heating 6 Expired
US4710912A Air cushion-optical data read head Physics 5 Expired
US4594546A Voltmeter for remotely sensing high voltages Physics 4 Expired
US11099346B1 Optical cable having a buffer tube with flexible ribbon Physics 1 Active
US3964102A Data recording instrument having a moving recording head Physics 0 Expired
US11585999B2 Optical cable having a buffer tube with flexible ribbon Physics 0 Active
US4514684A Acoustic waveguide voltage monitor Physics 0 Expired
USH212H Displacement and force measurement by means of optically-generated moire General 0 Active

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