Inventor · Ludwigshafen, DE

Roger Kaiser

12Patents
7h-index
20Co-inventors
66Inventor score

Filing activity: Feb 7, 1989 → Jan 30, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US4942606A Computer with improved keyboard password functions Physics 97 Expired
US5963142A Security control for personal computer Emerging Cross-Sectional Technologies 40 Expired
US5097506A Keyboard password lock Physics 39 Expired
US7708840B2 Method of cleaning dishes with cleaning compositions packaged in ethoxylated polyvinylalcohol materials Chemistry; Metallurgy 33 Active
US5056057A Keyboard interface for use in computers incorporating terminate-and-stay-resident programs Physics 27 Expired
US6480097B1 Security control for personal computer Emerging Cross-Sectional Technologies 27 Expired
US7271141B2 Water soluble packages containing liquid compositions Chemistry; Metallurgy 8 Expired
US7906471B2 Cleaning compositions packaged in ethoxylated polyvinylalcohol materials Chemistry; Metallurgy 6 Active
US6720300B1 Liquid cleaning agent or detergent composition Chemistry; Metallurgy 3 Expired
US8598104B2 Pyrrolidone containing detergent composition Chemistry; Metallurgy 2 Active
US6841528B2 Method for the production of liquid cleaning agent or detergent compositions containing at least two separate aqueous phases Chemistry; Metallurgy 1 Expired
US9730452B2 Methods to induce drought tolerance in crops Emerging Cross-Sectional Technologies 0 Active

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