Inventor · San Francisco, CA, US

Stephen Langhans

2Patents
2h-index
2Co-inventors
27Inventor score

Filing activity: May 11, 1994 → Feb 5, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5621201A Automated purchasing control system Physics 684 Expired
US5500513A Automated purchasing control system Physics 479 Expired

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