Inventor · Yokohama, JP

Hiroshi Ujihara

5Patents
5h-index
6Co-inventors
45Inventor score

Filing activity: Aug 8, 1985 → May 2, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4970911A Power device of window regulator Emerging Cross-Sectional Technologies 52 Expired
US4663886A Automotive door window pane guide device Fixed Constructions 23 Expired
US4637166A Wire compensator for a wire driving window regulator Fixed Constructions 14 Expired
US4669222A Window regulator Performing Operations; Transporting 8 Expired
US4644694A Winding device for cables Fixed Constructions 5 Expired

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