Inventor · Coventry, CT, US

Charles A. Willus

9Patents
6h-index
10Co-inventors
60Inventor score

Filing activity: Sep 18, 1975 → Feb 17, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4067494A Nozzle type centrifugal machine with improved slurry pumping chambers Performing Operations; Transporting 28 Expired
US4005817A Nozzle type centrifuge Performing Operations; Transporting 20 Expired
US4525274A Filtrate discharge system for pressure filter Emerging Cross-Sectional Technologies 11 Expired
US6719390B1 Short delay phased firing to reduce crosstalk in an inkjet printing device Performing Operations; Transporting 9 Expired
US4430071A Feed seal for bottom feed centrifuge Performing Operations; Transporting 8 Expired
US6394589B1 Ink jet printhead with reduced crosstalk Performing Operations; Transporting 7 Expired
US9944070B1 Determination of a maximum jetting frequency for an inkjet head Performing Operations; Transporting 4 Active
US6932458B2 Obtaining high frequency performance by controlling chamber pressure Performing Operations; Transporting 2 Expired
US6893112B2 Structurally isolated inertial transducers for a printing system Performing Operations; Transporting 0 Expired

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