Inventor · Boulder, CO, US

Cliff Ketcham

8Patents
8h-index
15Co-inventors
66Inventor score

Filing activity: Feb 3, 1995 → Apr 25, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
USD372086S Aspirator attachment for a surgical device General 1,453 Expired
US6602249B1 Electrosurgical gas attachment Human Necessities 66 Expired
US7033353B2 Electrosurgical gas attachment Human Necessities 64 Expired
US9631222B2 Filter and blower geometry for particle sampler Physics 30 Active
US9885640B2 Particle impactor with selective height adjustment Physics 29 Active
US10197487B2 Systems and methods for isolating condensate in a condensation particle counter Physics 28 Active
US9810558B2 Pressure-based airflow sensing in particle impactor systems Physics 28 Active
US11416123B2 Firmware design for facility navigation, and area and location data management of particle sampling and analysis instruments Physics 10 Active

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