Jana Lynn Papke

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Milton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Key assembly for a handheld electronic device having a one-piece ke...
- Patent number 9,208,970
- Issue date Dec 8, 2015
- BlackBerry Limited
- Chao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Key assembly for a handheld electronic device having a one-piece ke...
- Patent number 8,723,062
- Issue date May 13, 2014
- BlackBerry Limited
- Chao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Handheld electronic device including multi-compartment shielding co...
- Patent number 8,644,033
- Issue date Feb 4, 2014
- BlackBerry Limited
- Chao Chen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Conjoined input keys adjacent a navigation tool on a handheld elect...
- Patent number 8,358,267
- Issue date Jan 22, 2013
- Research In Motion Limited
- Chao Carl Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Backlit key assembly having a reduced thickness
- Patent number 8,263,887
- Issue date Sep 11, 2012
- Research In Motion Limited
- Chao Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Removable trackball for a handheld wireless communication device
- Patent number 7,970,431
- Issue date Jun 28, 2011
- Research in Motion Limited
- Chao Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
KEY ASSEMBLY FOR A HANDHELD ELECTRONIC DEVICE HAVING A ONE-PIECE KE...
- Publication number 20140202839
- Publication date Jul 24, 2014
- BlackBerry Limited
- Chao CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HANDHELD ELECTRONIC DEVICE INCLUDING MULTI-COMPARTMENT SHIELDING CO...
- Publication number 20120033398
- Publication date Feb 9, 2012
- Research in Motion Limited
- Chao CHEN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BACKLIT KEY ASSEMBLY HAVING A REDUCED THICKNESS
- Publication number 20100213041
- Publication date Aug 26, 2010
- Research in Motion Limited
- Chao CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
KEY ASSEMBLY FOR A HANDHELD ELECTRONIC DEVICE HAVING A ONE-PIECE KE...
- Publication number 20100213043
- Publication date Aug 26, 2010
- Research in Motion Limited
- Chao CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CONJOINED INPUT KEYS ADJACENT A NAVIGATION TOOL ON A HANDHELD ELECT...
- Publication number 20090073115
- Publication date Mar 19, 2009
- Chao Carl Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REMOVABLE TRACKBALL FOR A HANDHELD WIRELESS COMMUNICATION DEVICE
- Publication number 20070259698
- Publication date Nov 8, 2007
- Chao Chen
- G06 - COMPUTING CALCULATING COUNTING