Inventor · Tucson, AZ, US

John Blair

8Patents
4h-index
20Co-inventors
57Inventor score

Filing activity: Oct 31, 1990 → Jun 24, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6867942B2 Storage device mounted in portable data storage media type cartridges Physics 16 Expired
US6771448B2 Tension/compression compliant link for cartridge loading apparatus Physics 15 Expired
US6572045B2 Tape cartridge containing a reel piloting apparatus and method using same Physics 8 Expired
US5080348A Customer installable bypass sheet transport for connecting a printer to a finisher Physics 6 Expired
USD493470S1 Cartridge for information storage media General 4 Expired
US6744595B2 Portable data storage cartridge encoded multi-position mechanical indicator Physics 4 Expired
US11658660B1 Multimode coupler to control interaction between quantum bits Electricity 3 Active
US6813117B2 Shutter mechanism for a portable data storage cartridge Physics 3 Expired

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