P

Inventor

ZHANG CHUNHUI

CN107 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG CHUNHUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MICROSOFT CORP

23 patents
US7780084B2Aug 24, 2010

2-D barcode recognition

MICROSOFT CORP79 citations98
US7262764B2Aug 28, 2007

Universal computing device for surface applications

MICROSOFT CORP83 citations98
US7133031B2Nov 7, 2006

Optical system design for a universal computing device

MICROSOFT CORP111 citations98
US7009594B2Mar 7, 2006

Universal computing device

MICROSOFT CORP63 citations98
US7622182B2Nov 24, 2009

Embedded interaction code enabled display

MICROSOFT CORP22 citations93
US7502508B2Mar 10, 2009

Active embedded interaction coding

MICROSOFT CORP23 citations93
US7486822B2Feb 3, 2009

Active embedded interaction coding

MICROSOFT CORP25 citations93
US7486823B2Feb 3, 2009

Active embedded interaction coding

MICROSOFT CORP32 citations93
US7421439B2Sep 2, 2008

Global metadata embedding and decoding

MICROSOFT CORP33 citations93
US7172124B2Feb 6, 2007

Camera-based barcode recognition

MICROSOFT CORP25 citations93
US7036938B2May 2, 2006

Pen projection display

MICROSOFT CORP33 citations93
US6964483B2Nov 15, 2005

Pen projection display

MICROSOFT CORP25 citations93
US7528848B2May 5, 2009

Embedded interaction code decoding for a liquid crystal display

MICROSOFT CORP28 citations92
US7142197B2Nov 28, 2006

Universal computing device

MICROSOFT CORP35 citations91
US7817816B2Oct 19, 2010

Embedded interaction code enabled surface type identification

MICROSOFT CORP13 citations84
US7664336B2Feb 16, 2010

Video noise reduction

MICROSOFT CORP13 citations84
US7619607B2Nov 17, 2009

Embedding a pattern design onto a liquid crystal display

MICROSOFT CORP16 citations84
US7542976B2Jun 2, 2009

Local metadata embedding and decoding

MICROSOFT CORP8 citations84
US7505982B2Mar 17, 2009

Local metadata embedding solution

MICROSOFT CORP15 citations84
US7502507B2Mar 10, 2009

Active embedded interaction code

MICROSOFT CORP6 citations74
US7273177B2Sep 25, 2007

Camera-based barcode recognition

MICROSOFT CORP7 citations74
US7980473B2Jul 19, 2011

Camera based code reading

MICROSOFT CORP6 citations63
US7681110B2Mar 16, 2010

Decoding technique for linear block codes

MICROSOFT CORP2 citations63

ERICSSON TELEFON AB L M

5 patents

ZHANG CHUNHUI

4 patents

HUAWEI TECH CO LTD

3 patents

INTEL CORP

3 patents

WANG MIN

2 patents

HSU FENG-HSIUNG

1 patent

ZHAO JI

1 patent

YUAN TONG

1 patent

WANG JIAN

1 patent

KONG RANDY YUAN

1 patent

ZHANG YANG

1 patent

MICROSOFT TECHNOLOGY LICENSING LLC

1 patent

BANMA ZHIXING NETWORK HONGKONG CO LTD

1 patent

UNIV NANJING POSTS & TELECOMMUNICATIONS

1 patent

UNIV BEIJING SCIENCE & TECHNOLOGY

1 patent

Showing the top 50 of 107 patents by PatentIndex Score.