Inventor · Sammamish, WA, US

John Roper

10Patents
6h-index
7Co-inventors
59Inventor score

Filing activity: Mar 28, 1983 → Dec 9, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US8949252B2 Product category optimization for image similarity searching of image-based listings in a network-based publication system Physics 23 Active
US9405773B2 Searching for more products like a specified product Physics 16 Active
US9280563B2 Pre-computing digests for image similarity searching of image-based listings in a network-based publication system Physics 12 Active
US9471604B2 Finding products that are similar to a product selected from a plurality of products Physics 11 Active
US8861844B2 Pre-computing digests for image similarity searching of image-based listings in a network-based publication system Physics 11 Active
US4541287A Method of measuring metal coating adhesion Physics 8 Expired
US9715510B2 Finding products that are similar to a product selected from a plurality of products Physics 5 Active
US10528615B2 Finding products that are similar to a product selected from a plurality of products Physics 5 Active
US11132391B2 Finding products that are similar to a product selected from a plurality of products Physics 1 Active
US9449114B2 Removing non-substantive content from a web page by removing its text-sparse nodes and removing high-frequency sentences of its text-dense nodes using sentence hash value frequency across a web page collection Physics 1 Active

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