Inventor · Pataskala, OH, US

John D. Phillips

27Patents
12h-index
15Co-inventors
78Inventor score

Filing activity: Mar 6, 1978 → Oct 2, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6014847A Laminated roofing shingle having staggered shadow lines and method of making the same Fixed Constructions 110 Expired
US6487828B1 Tabbed shingles length cut at mid-tab Emerging Cross-Sectional Technologies 52 Expired
USD466629S1 Shingle General 38 Expired
US6692608B2 Method of making simulated wood shake shingle having vertical shadow lines Emerging Cross-Sectional Technologies 31 Expired
US7665261B2 Shingle with a rendered shadow design Fixed Constructions 31 Active
USD435671S Tab portion of a strip shingle General 25 Expired
USD480485S1 Shingle General 23 Expired
US6635140B2 Shingle synchronization between blend drop and cut, and between pattern and pattern cutter Emerging Cross-Sectional Technologies 20 Expired
US6421976B1 Shingle for optically simulating a tile roof Fixed Constructions 17 Expired
US4246017A Method and apparatus for forming mineral fibers Chemistry; Metallurgy 16 Expired
US7240462B2 Shingle with a rendered shadow design Fixed Constructions 15 Expired
USD473326S1 Tab portion of a shingle General 13 Expired
US4300931A Method and apparatus for collecting fibrous material Chemistry; Metallurgy 9 Expired
US6358319B1 Magnetic method and apparatus for depositing granules onto an asphalt-coated sheet Performing Operations; Transporting 6 Expired
US4145201A Glass fiber producing and collecting apparatus Emerging Cross-Sectional Technologies 5 Expired
US6465058B2 Magnetic method for depositing granules onto an asphalt-coated sheet Performing Operations; Transporting 5 Expired
US4318725A Apparatus for discharging a flow of gases Chemistry; Metallurgy 4 Expired
US4332895A Thermal stable beta-galactosidase Chemistry; Metallurgy 4 Expired
US10808590B2 Selective catalytic reduction adaptation for accuracy and minimized tailpipe impact Emerging Cross-Sectional Technologies 3 Active
US6777023B2 Method and apparatus for monitoring granule coloration on an asphalt coated sheet Fixed Constructions 2 Expired
US6758993B2 System and method for minimizing cure-induced residual stress in an epoxy impregnated ignition coil Performing Operations; Transporting 1 Expired
US4300932A Apparatus for forming mineral fibers Chemistry; Metallurgy 1 Expired
USD572383S1 Shingle General 1 Expired
USD467356S1 Shingle General 0 Expired
US11466320B2 Multi-sequence capture system Chemistry; Metallurgy 0 Active

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