Inventor · Ravenna, OH, US

William James Head

21Patents
8h-index
28Co-inventors
75Inventor score

Filing activity: Aug 30, 1976 → Nov 27, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5709760A Thin gauge, fine diameter steel cord reinforced tire ply fabric which is lap spliced Emerging Cross-Sectional Technologies 21 Expired
US5762740A Method for building a laminate from an assembly of tire components to form a casing Emerging Cross-Sectional Technologies 19 Expired
US4087306A Turn-up or turn-over bladder for tire building machines Performing Operations; Transporting 18 Expired
US5513560A Quick changeover method and apparatus for calender apparatus Textiles; Paper 13 Expired
US9266642B2 Steel wrapped pressure vessel Emerging Cross-Sectional Technologies 13 Active
US4568857A Fluorescent light controller Emerging Cross-Sectional Technologies 10 Expired
US6109322A Laminate composite structure for making an unvulcanized carcass for a radial ply tire as an intermediate article of manufacture Emerging Cross-Sectional Technologies 9 Expired
US6554934B1 Preformed strip and method for splicing conveyor belts Performing Operations; Transporting 9 Expired
US5746102A Method for cutting a cord reinforced elastomeric laminate Emerging Cross-Sectional Technologies 8 Expired
US5746101A Method for cutting a cord reinforced elastomeric laminate Emerging Cross-Sectional Technologies 8 Expired
US4689106A Transfer ring spacer segment Performing Operations; Transporting 8 Expired
US4087307A Inflatable bladder for a tire building drum Performing Operations; Transporting 7 Expired
US5824383A Methods of securing splices in curable rubber articles Emerging Cross-Sectional Technologies 6 Expired
US6645334B1 Tire manufacturing using a roll forming apparatus Emerging Cross-Sectional Technologies 5 Expired
US5380383A Tread application method Emerging Cross-Sectional Technologies 5 Expired
US6126780A Apparatus for building a laminate and forming a subassembly for a tire Emerging Cross-Sectional Technologies 5 Expired
US6280548A Method and apparatus for building a laminate and forming a carcass subassembly for a tire Emerging Cross-Sectional Technologies 5 Expired
US6695133B2 Preformed strip and method for splicing conveyor belts Performing Operations; Transporting 4 Expired
US5425835A Tread application apparatus Emerging Cross-Sectional Technologies 4 Expired
US4130928A Method for mounting a tire bladder Emerging Cross-Sectional Technologies 1 Expired
US4506627A Marking apparatus Performing Operations; Transporting 0 Expired

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