Inventor · Perrysburg, OH, US

Christopher A. DiRubio

16Patents
5h-index
27Co-inventors
62Inventor score

Filing activity: Jan 16, 2002 → Jun 4, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7177572B2 Biased charge roller with embedded electrodes with post-nip breakdown to enable improved charge uniformity Physics 38 Expired
US6611665B2 Method and apparatus using a biased transfer roll as a dynamic electrostatic voltmeter for system diagnostics and closed loop process controls Physics 16 Expired
US7141761B1 Printing device heating element and method of use thereof Physics 11 Expired
US7242894B2 Xerographic transfer station using a belt Physics 7 Expired
US6606477B2 Method to control pre- and post-nip fields for transfer Physics 7 Expired
US8306443B2 Multi-color printing system and method for reducing the transfer field through closed-loop controls Physics 5 Active
US8801171B2 System and method for image surface preparation in an aqueous inkjet printer Performing Operations; Transporting 4 Active
US8396404B2 Image transfer nip method and apparatus using constant current controls Physics 4 Active
US7190913B2 Toner monitoring systems and methods Physics 2 Expired
US7747210B2 Multi-color printing system and method for high toner pile height printing Physics 2 Active
US9170518B2 Method and system for closed-loop control of nip width and image transfer field uniformity for an image transfer system Physics 2 Active
US7805101B2 Multi-color printing system and method for high toner pile height printing Physics 1 Active
US7072599B2 Control system for a xerographic transfer station using a belt Physics 1 Expired
US8180231B1 Testing transfer nips of printing devices using transfer field uniformity maps Physics 0 Active
US8200136B2 Image transfer roller (ITR) utilizing an elastomer crown Physics 0 Active
US9205676B2 System and method for image surface preparation in an aqueous inkjet printer Performing Operations; Transporting 0 Active

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