JF

John W. Fraser

OE Ohio Electronic Engravers: 8 patents #7 of 38Top 20%
MA Mdc Max Daetwyler Ag: 2 patents #3 of 19Top 20%
Overall (All Time): #421,966 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8863661 System and method for layer-to-layer compensation and error correction Jeffrey William Hemmelgarn, Eric J. Serenius 2014-10-21
7715058 System and method for improved engraving of gravure cylinders by adjusting engraving signal responsive to movement of shoe position Christopher Darrell Winter 2010-05-11
6515772 Apparatus and method for engraving a gravure printing cylinder Paul L. Holowko, Eric J. Serenius, Curtis Woods 2003-02-04
6269718 Engraving head support method with linear head driver Kenneth F. Bornhorst, Jr., Thomas J. Eichhorn, Robert D. Likins 2001-08-07
6007230 Engraving system and method with arbitrary toolpath control Tony D. Beckett, Mark Burns, Neal D. Clements, Louis Jacques Duchesneau, Kenneth William Jackson 1999-12-28
5808749 Engraving system and engraving signal generator for engraving workpieces Paul L. Holowko, Eric J. Serenius, Curtis Woods 1998-09-15
5767981 Engraving head support system with linear head driver Kenneth F. Bornhorst, Jr., Thomas J. Eichhorn, Robert D. Likins 1998-06-16
5621533 Method for automatically controlling an engraver in response to a plurality of engraving setup parameters which may be input in real units Paul L. Holowko, Eric J. Serenius, Curtis Woods 1997-04-15
5454306 Engraving head platform Kenneth F. Bornhorst, Jr., Thomas J. Eichhorn, Robert D. Likins 1995-10-03
5424845 Apparatus and method for engraving a gravure printing cylinder Paul L. Holowko, Eric J. Serenius, Curtis Woods 1995-06-13
5329215 Apparatus and method for driving a leadscrew Curtis Woods 1994-07-12
5029011 Engraving apparatus with oscillatory movement of tool support shaft monitored and controlled to reduce drift and vibration 1991-07-02