Inventor · Schaumburg, IL, US

Jon Hamaker

10Patents
6h-index
16Co-inventors
63Inventor score

Filing activity: Jun 10, 1987 → Jul 14, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US4889348A Spiral groove seal system for high vapor-pressure liquids Mechanical Engineering; Lighting; Heating 58 Expired
US5492341A Non-contacting, gap-type seal having a ring with a patterned seal face Mechanical Engineering; Lighting; Heating 47 Expired
US5441283A Non-contacting mechanical face seal Mechanical Engineering; Lighting; Heating 46 Expired
US5090712A Non-contacting, gap-type seal having a ring with a patterned microdam seal face Mechanical Engineering; Lighting; Heating 34 Expired
US5605339A Non-contacting mechanical face seal Mechanical Engineering; Lighting; Heating 26 Expired
US8386251B2 Progressive application of knowledge sources in multistage speech recognition Physics 10 Active
US8345832B2 Enhanced voicemail usage through automatic voicemail preview Electricity 6 Active
US10749989B2 Hybrid client/server architecture for parallel processing Electricity 4 Active
US10157609B2 Local and remote aggregation of feedback data for speech recognition Physics 2 Active
US9111540B2 Local and remote aggregation of feedback data for speech recognition Physics 2 Active

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