Inventor · disambiguated record
John M. Bertalan
Also filed as: BERTALAN JOHN · BERTALAN JOHN M
5 granted patents·115 citations·filing 1991–1997
79Inventor score
Top patents by PatentIndex Score
5 records- 0187US6155731APrinting apparatus with cover actuated drive sourceAXIOHM TRANSACTION SOLUTIONS·Filed 1997·Granted Dec 5, 2000·78 cites·48 claims
- 0271US5245363APen cleaning system for a pen plotterCALCOMP INC·Filed 1991·Granted Sep 14, 1993·29 cites·21 claims
- 0332US5682039AMedia position sensing system having a plurality of apertures in the media edge marginCALCOMP INC·Filed 1995·Granted Oct 28, 1997·4 cites·11 claims
- 0432US5177497ACompleted plot rolling mechanism for a plotterCALCOMP INC·Filed 1991·Granted Jan 5, 1993·3 cites·19 claims
- 0527US5404425APen operability checking system for vector plottersCALCOMP INC·Filed 1992·Granted Apr 4, 1995·1 cites·22 claims
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