Leonard; Robert Tyler

Patent Applications and Registrations

Patent applications and USPTO patent grants for Leonard; Robert Tyler.The latest application filed is for "large dimension silicon carbide single crystalline materials with reduced crystallographic stress".

Company Profile

0.19.18

Leonard; Robert Tyler - Raleigh NC

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Large Dimension Silicon Carbide Single Crystalline Materials With Reduced Crystallographic Stress App 20220189768 - Khlebnikov; Yuri ; et al.	2022-06-16
Alignment for wafer images Grant 11,361,454 - Leonard , et al. June 14, 2	2022-06-14
Alignment For Wafer Images App 20210272298 - Leonard; Robert Tyler ; et al.	2021-09-02
Large Diameter Silicon Carbide Wafers App 20210198804 - Khlebnikov; Yuri ; et al.	2021-07-01
Nondestructive Characterization For Crystalline Wafers App 20200365685 - Leonard; Robert Tyler ; et al.	2020-11-19
Method of producing high quality silicon carbide crystal in a seeded growth system Grant 9,790,619 - Leonard , et al. October 17, 2	2017-10-17
Producing high quality bulk silicon carbide single crystal by managing thermal stresses at a seed interface Grant 9,200,381 - Leonard , et al. December 1, 2	2015-12-01
Method for controlled growth of silicon carbide and structures produced by same Grant 9,048,166 - Leonard , et al. June 2, 2	2015-06-02
Low micropipe 100 mm silicon carbide wafer Grant 8,866,159 - Powell , et al. October 21, 2	2014-10-21
Low Micropipe 100 Mm Silicon Carbide Wafer App 20140291698 - Powell; Adrian ; et al.	2014-10-02
Low micropipe 100 mm silicon carbide wafer Grant 8,618,552 - Powell , et al. December 31, 2	2013-12-31
Method For Controlled Growth Of Silicon Carbide And Structures Produced By Same App 20130153928 - Leonard; Robert Tyler ; et al.	2013-06-20
Method for controlled growth of silicon carbide and structures produced by same Grant 8,377,806 - Leonard , et al. February 19, 2	2013-02-19
One hundred millimeter single crystal silicon carbide wafer Grant 8,147,991 - Jenny , et al. April 3, 2	2012-04-03
One Hundred Millimeter Single Crystal Silicon Carbide Wafer App 20110290174 - Leonard; Robert Tyler ; et al.	2011-12-01
Method For Controlled Growth Of Silicon Carbide And Structures Produced By Same App 20110266556 - Leonard; Robert Tyler ; et al.	2011-11-03
One Hundred Millimeter Single Crystal Silicon Carbide Wafer App 20110024766 - Jenny; Jason Ronald ; et al.	2011-02-03
One hundred millimeter high purity semi-insulating single crystal silicon carbide wafer Grant 7,601,441 - Jenny , et al. October 13, 2	2009-10-13
Low Micropipe 100 mm Silicon Carbide Wafer App 20080237609 - Powell; Adrian ; et al.	2008-10-02
Three inch silicon carbide wafer with low warp, bow, and TTV Grant 7,422,634 - Powell , et al. September 9, 2	2008-09-09
One hundred millimeter single crystal silicon carbide wafer Grant 7,351,286 - Leonard , et al. April 1, 2	2008-04-01
One hundred millimeter single crystal silicon carbide wafer Grant 7,323,051 - Hobgood , et al. January 29, 2	2008-01-29
Double side polished wafer scratch inspection tool Grant 7,319,518 - Leonard , et al. January 15, 2	2008-01-15
Seeded single crystal silicon carbide growth and resulting crystals Grant 7,316,747 - Jenny , et al. January 8, 2	2008-01-08
Low micropipe 100 mm silicon carbide wafer Grant 7,314,521 - Powell , et al. January 1, 2	2008-01-01
One hundred millimeter single crystal silicon carbide wafer App 20070240633 - Leonard; Robert Tyler ; et al.	2007-10-18
One hundred millimeter single crystal silicon carbide water App 20070240630 - Leonard; Robert Tyler ; et al.	2007-10-18
Low Micropipe 100 Mm Silicon Carbide Wafer App 20070209577 - Powell; Adrian ; et al.	2007-09-13
Double side polished wafer scratch inspection tool App 20070081150 - Leonard; Robert Tyler ; et al.	2007-04-12
Three inch silicon carbide wafer with low warp, bow, and TTV App 20060225645 - Powell; Adrian ; et al.	2006-10-12
Seeded single crystal silicon carbide growth and resulting crystals App 20060213430 - Jenny; Jason Ronald ; et al.	2006-09-28
One hundred millimeter single crystal silicon carbide wafer App 20060107890 - Hobgood; Hudson McDonald ; et al.	2006-05-25
One hundred millimeter high purity semi-insulating single crystal silicon carbide wafer App 20050126471 - Jenny, Jason Ronald ; et al.	2005-06-16

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