Inventor · Silver Spring, MD, US

John Lehan

8Patents
6h-index
10Co-inventors
60Inventor score

Filing activity: Jan 29, 1991 → Apr 22, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5814195A Sputtering system using cylindrical rotating magnetron electrically powered using alternating current Electricity 255 Expired
US6916542B2 Coated articles having a protective coating and cathode targets for making the coated articles Emerging Cross-Sectional Technologies 48 Expired
US5154810A Thin film coating and method Emerging Cross-Sectional Technologies 47 Expired
US6869644B2 Method of making coated articles and coated articles made thereby Emerging Cross-Sectional Technologies 46 Expired
US6962759B2 Method of making coated articles having an oxygen barrier coating and coated articles made thereby Emerging Cross-Sectional Technologies 38 Expired
US8790796B2 Methods of changing the visible light transmittance of coated articles and coated articles made thereby Emerging Cross-Sectional Technologies 9 Active
US5699164A Telecentric reflection head for optical monitor Physics 5 Expired
US9804309B1 Reducing extrinsic stress in thin film optical mirrors and filters for deep ultraviolet Physics 1 Active

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