Inventor · Torino, IT

Angelo Vignotto

47Patents
11h-index
31Co-inventors
75Inventor score

Filing activity: Apr 1, 1980 → Sep 5, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4792242A Tight bearing suitable for exceptionally heavy duty conditions Mechanical Engineering; Lighting; Heating 33 Expired
US5264790A Device for detecting relative speed of inner and outer rings for an ABS braking system Mechanical Engineering; Lighting; Heating 31 Expired
US5004358A Device enabling the revolutionary speed to be measured between two parts in relative rotation such as the supports of a vehicle wheel Mechanical Engineering; Lighting; Heating 29 Expired
US6323640A Rolling bearing unit with a rotating speed measuring device Mechanical Engineering; Lighting; Heating 26 Expired
US4298079A Rotary drill bit Mechanical Engineering; Lighting; Heating 24 Expired
US6190102A Studs for connecting a wheel and a brake element to a motor vehicle wheel hub unit Emerging Cross-Sectional Technologies 22 Expired
US4669895A Sealing unit for mutually rotating members Mechanical Engineering; Lighting; Heating 19 Expired
US6109794A Rolling contact bearing provided with a seal and an electrostatic current discharge device Emerging Cross-Sectional Technologies 14 Expired
US4770425A Sealing device with an elastomeric ring having two sealing lips Mechanical Engineering; Lighting; Heating 14 Expired
US6082905A Sealing assembly for a rolling bearing Mechanical Engineering; Lighting; Heating 14 Expired
US4428629A Protection and seal member for rolling bearings Mechanical Engineering; Lighting; Heating 14 Expired
US5927820A Hub-wheel assembly, in particular for a vehicle Performing Operations; Transporting 11 Expired
US4928371A Method of making a seal for bearing assembly Emerging Cross-Sectional Technologies 11 Expired
US6682221B2 Sealing device for rolling bearings Mechanical Engineering; Lighting; Heating 11 Expired
US4874261A Seal for bearings Mechanical Engineering; Lighting; Heating 11 Expired
US4991982A Seal bearing Emerging Cross-Sectional Technologies 10 Expired
US5215387A Support unit for an idling element such as the nondriven wheel of a motor vehicle Mechanical Engineering; Lighting; Heating 10 Expired
US4733978A Contact type flexible seal for bearings Mechanical Engineering; Lighting; Heating 9 Expired
US6497514B2 Sealing device for a flanged bearing Mechanical Engineering; Lighting; Heating 8 Expired
US6776420B2 Sealing device for a rolling contact bearing Mechanical Engineering; Lighting; Heating 7 Expired
US5090236A Phonic element for speed sensing bearing assembly Mechanical Engineering; Lighting; Heating 7 Expired
US6491441B2 Tapered bearing unit Mechanical Engineering; Lighting; Heating 7 Expired
US5975647A Wheel hub unit Mechanical Engineering; Lighting; Heating 5 Expired
US4674755A Axial and radial sealing assembly Emerging Cross-Sectional Technologies 5 Expired
US6786644B2 Sealing device for rolling bearings Mechanical Engineering; Lighting; Heating 5 Expired

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