Inventor · disambiguated record
Robert Mccallum
Also filed as: MCCALLUM ROBERT · MCCALLUM ROBERT S · MCCALLUM ROBERT STUART · OSMERA MIROSLAV
19 granted patents·1 pending application·187 citations·filing 1978–2018
94Inventor score
Files withDELPHAX SYSTEMS6Blue Egg Advisory Group LLC3DELPHAX TECH INC2DELPHAX TECHNOLOGIES INC2NCR CANADA2
Top patents by PatentIndex Score
20 records- 0181US4286149AApparatus and method for detection of overlapping objectsNCR CANADA·Filed 1979·Granted Aug 25, 1981·34 cites·25 claims
- 0278US10343420B2Media sheet transport apparatus and methodDELPHAX TECH INC·Filed 2018·Granted Jul 9, 2019·3 cites·9 claims
- 0378US6500367B2Method of forming a seamless beltXEROX CORP·Filed 2000·Granted Dec 31, 2002·23 cites·20 claims
- 0472US4679060AIonic print cartridge and printerMCCALLUM ROBERT S·Filed 1984·Granted Jul 7, 1987·22 cites·8 claims
- 0563US4662300AOffshore load-handling systemCALEY HYDRAULICS LTD·Filed 1984·Granted May 5, 1987·18 cites·3 claims
- 0661US5006869ACharged particle printerDELPHAX SYSTEMS·Filed 1989·Granted Apr 9, 1991·13 cites·11 claims
- 0756US8794727B2Multiple print head printing apparatus and method of operationTHOMSON CHRISTOPHER·Filed 2012·Granted Aug 5, 2014·1 cites·19 claims
- 0856US4958172ACharge transfer imaging cartridgeDELPHAX SYSTEMS·Filed 1989·Granted Sep 18, 1990·11 cites·6 claims
- 0956US4745421AIonic print cartridge and printerDELPHAX SYSTEMS·Filed 1987·Granted May 17, 1988·10 cites·3 claims
- 1054USD726528SConnector for educational construction kitsBlue Egg Advisory Group LLC·Filed 2013·Granted Apr 14, 2015·9 cites·1 claims
- 1154US2014272828A1Components for stem educationBlue Egg Advisory Group LLC·Filed 2014·Application pending·0 cites
- 1252US4999653AVenetian blindingDELPHAX SYSTEMS·Filed 1989·Granted Mar 12, 1991·11 cites·9 claims
- 1351USD726529SConnector for educational construction kitsBlue Egg Advisory Group LLC·Filed 2013·Granted Apr 14, 2015·8 cites·1 claims
- 1451US5030975ACharge transfer imaging cartridgeDELPHAX SYSTEMS·Filed 1989·Granted Jul 9, 1991·9 cites·8 claims
- 1551US4890123APrint cartridgeDELPHAX SYSTEMS·Filed 1988·Granted Dec 26, 1989·9 cites·15 claims
- 1647US4203675APressure printerNCR CANADA·Filed 1978·Granted May 20, 1980·5 cites·5 claims
- 1741US10525745B2Electrostatic charging apparatus and method for sheet transportDELPHAX TECH INC·Filed 2017·Granted Jan 7, 2020·0 cites·10 claims
- 1841US8172152B2Method for inkjet printing of E13B magnetic ink character recognition characters and substrate having such characters printed thereonTHOMSON CHRISTOPHER WILLIAM·Filed 2009·Granted May 8, 2012·1 cites·73 claims
- 1937US8851642B2Ink delivery system for inkjet printheadsDELPHAX TECHNOLOGIES INC·Filed 2013·Granted Oct 7, 2014·0 cites·15 claims
- 2036US9090097B2Inkjet printer with selectable simplex and duplex printingDELPHAX TECHNOLOGIES INC·Filed 2013·Granted Jul 28, 2015·0 cites·15 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →