Inventor · Sunnyvale, CA, US

Brian Frank

8Patents
5h-index
12Co-inventors
60Inventor score

Filing activity: Mar 27, 1995 → Jan 16, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5616781A Liquid detergent compositions comprising salts of alpha sulfonated fatty acid esters and anionic surfactants Chemistry; Metallurgy 45 Expired
US5637758A Liquid detergent compositions comprising salts of alpha sulfonated fatty acid methyl esters, and anionic surfactants Chemistry; Metallurgy 32 Expired
US10830360B2 Seal of a vacuum valve and production method therefor Mechanical Engineering; Lighting; Heating 25 Active
US6384004B1 Antimicrobial cleaning composition containing a cationic surfactant Chemistry; Metallurgy 13 Expired
US6140289A Antimicrobial cleaning composition containing a cationic surfactant Chemistry; Metallurgy 7 Expired
US8815790B2 Foaming light duty liquid detergent compositions, methods of making and uses thereof Chemistry; Metallurgy 4 Active
US9834508B2 Method for separating isocyanate monomers Performing Operations; Transporting 0 Active
US11038764B2 Establishing communication between nodes on a connection network Electricity 0 Active

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