Inventor · Castro Valley, CA, US

Lee B. Petersen, Jr.

4Patents
4h-index
1Co-inventors
40Inventor score

Filing activity: Jun 15, 1982 → Nov 4, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5439342A Safety barrier/ramp actuating mechanism for wheelchair lifts Emerging Cross-Sectional Technologies 88 Expired
US6179545A Flip-over ramp Emerging Cross-Sectional Technologies 75 Expired
US5425615A Combination folding stair and platform wheelchair lift Emerging Cross-Sectional Technologies 47 Expired
US4511171A Wheelchair restraint Human Necessities 37 Expired

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