Inventor · Siloam Springs, AR, US

Daniel Beal

6Patents
3h-index
9Co-inventors
50Inventor score

Filing activity: May 29, 1987 → Jun 7, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5523175A Plate-shaped fuel cell component Emerging Cross-Sectional Technologies 48 Expired
US5262249A Internally cooled proton exchange membrane fuel cell device Emerging Cross-Sectional Technologies 38 Expired
US4729930A Augmented air supply for fuel cell power plant during transient load increases Emerging Cross-Sectional Technologies 33 Expired
US11028900B2 Banded friction power transmission belt Mechanical Engineering; Lighting; Heating 2 Active
US11828349B2 Banded friction power transmission belt Mechanical Engineering; Lighting; Heating 1 Active
US10968566B2 Hybrid cable for reinforcing polymeric articles and reinforced articles Mechanical Engineering; Lighting; Heating 0 Active

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