Inventor · Portland, OR, US

Richard E. Hansen

7Patents
5h-index
4Co-inventors
56Inventor score

Filing activity: Apr 5, 1976 → Mar 4, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4865855A Antimicrobial absorbent food pad Performing Operations; Transporting 87 Expired
USD245025S Display module General 10 Expired
USD244863S Keyboard module General 9 Expired
US4044710A Inventory control board Physics 6 Expired
USD436314S Container having multiple orientations General 5 Expired
US4726442A Side-stick vehicle steering system Performing Operations; Transporting 4 Expired
USD248706S Desk or similar article General 3 Expired

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