Inventor · Sachse, TX, US

Roland E. Johnson

2Patents
2h-index
3Co-inventors
37Inventor score

Filing activity: May 26, 1988 → Mar 23, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4891303A Trilayer microlithographic process using a silicon-based resist as the middle layer Electricity 140 Expired
US6179181A Bike transport rack Emerging Cross-Sectional Technologies 39 Expired

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