Inventor · Modesto, CA, US

Ray Engel

6Patents
5h-index
6Co-inventors
56Inventor score

Filing activity: Sep 29, 2000 → Oct 1, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6781359B2 Integrated current sensor Physics 166 Expired
US7265531B2 Integrated current sensor Physics 121 Expired
US6343750B1 Shower head Performing Operations; Transporting 18 Expired
US8177147B2 Showerhead with rotatable oval spray pattern and handheld spray pattern controller Performing Operations; Transporting 13 Active
US8695897B2 Showerhead with rotatable oval spray pattern and handheld spray pattern controller Performing Operations; Transporting 11 Active
US11287004B1 Graphene-based wet friction material Mechanical Engineering; Lighting; Heating 0 Active

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