Inventor · Chapel Hill, NC, US

Walter H. Whitlock

14Patents
8h-index
9Co-inventors
65Inventor score

Filing activity: Mar 28, 1985 → Nov 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US4806171A Apparatus and method for removing minute particles from a substrate Emerging Cross-Sectional Technologies 108 Expired
US4579723A Methods for purifying inert gas streams Emerging Cross-Sectional Technologies 73 Expired
US6576044B1 Process for the purification of nitric oxide Emerging Cross-Sectional Technologies 34 Expired
US5005362A Cryogenic storage container Emerging Cross-Sectional Technologies 25 Expired
US6955707B2 Method of recycling fluorine using an adsorption purification process Emerging Cross-Sectional Technologies 24 Expired
US5213769A Mixture forming method and apparatus Emerging Cross-Sectional Technologies 24 Expired
US5373701A Cryogenic station Mechanical Engineering; Lighting; Heating 16 Expired
US5735141A Method and apparatus for purifying a substance Emerging Cross-Sectional Technologies 15 Expired
US6912872B2 Method and apparatus for producing a purified liquid Emerging Cross-Sectional Technologies 5 Expired
US5304796A Atmospheric pressure ionization mass spectroscopy method including a silica gel drying step Physics 5 Expired
US7794523B2 Method for the recovery and re-use of process gases Emerging Cross-Sectional Technologies 4 Active
US5833814A Apparatus and method for purifying boron trichloride by removal of phosgene Chemistry; Metallurgy 2 Expired
US7263858B2 Method and apparatus for producing a purified liquid Emerging Cross-Sectional Technologies 0 Expired
US6019948A Apparatus and method for purifying boron trichloride by removal of phosgene Chemistry; Metallurgy 0 Expired

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