Company Filing History:

14 out of 2,034

Sharp Laboratories of America, Inc

patents

1 out of 1

Sharp Laboratories of Ameirca, Inc.

patent

1 out of 25,530

Sharp Kabushiki Kaisha Corporation

patents

Years Active: 2003-2020

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10798373 - Display correction apparatus, program, and display correction system (2020-10-06),

2. 8643922 - Gamut clipping with preprocessing (2014-02-04),

3. 8531474 - Methods, systems and apparatus for jointly calibrating multiple displays in a display ensemble (2013-09-10),

4. 8400692 - Systems and methods for embedding metadata in a color measurement target (2013-03-19),

5. 8358441 - Methods and systems for sampling and modeling of colorant-limited, multi-colorant color spaces (2013-01-22),

6. 8310716 - Systems and methods for designing a set of black generation transfer curves (2012-11-13),

7. 7889402 - Method for limiting total colorant coverage using multidimensional simplicial subdivision and barycentric interpolation (2011-02-15),

8. 7847974 - Systems and methods for dynamically limiting total colorant coverage in a color rendering system (2010-12-07),

9. 7742206 - Methods and systems for color gamut adjustment (2010-06-22),

10. 7545541 - Systems and methods for embedding metadata in a color measurement target (2009-06-09),

11. 7256912 - Adaptive generation of perceptually uniform samples for printer characterization (2007-08-14),

12. 7190487 - Color conversion with hue straightening using multiple look-up tables and interpolation (2007-03-13),

13. 7019868 - Black generation method for CMYK color printer using multiple lookup tables and interpolation (2006-03-28),

14. 6995866 - Method and apparatus for background adjustment in color reproduction devices (2006-02-07),

15. 6987880 - Efficient document boundary determination (2006-01-17),

Title: Innovations of James Zhixin Chang

Introduction

James Zhixin Chang is a notable inventor based in Vancouver, WA (US). He has made significant contributions to the field of display technology, holding a total of 16 patents. His work focuses on improving display characteristics and color processing, which has implications for various electronic devices.

Latest Patents

One of his latest patents is the "Display correction apparatus, program, and display correction system." This invention calculates display characteristics using captured images to determine ambient light characteristics. It allows for efficient display configuration, even in environments with significant ambient illumination. Another notable patent is "Gamut clipping with preprocessing." This method involves software instructions that enable color adjustments based on attributes defined in a color space. It measures distances from colors to gamut boundaries and applies weighted shifts to create post-processed colors, enhancing color accuracy.

Career Highlights

James has worked with prominent organizations, including Sharp Laboratories of America, Inc. His experience in these companies has allowed him to develop innovative solutions that address complex challenges in display technology.

Collaborations

Throughout his career, James has collaborated with talented individuals such as John Charles Dalrymple and Chizu Watanabe. These partnerships have contributed to the advancement of his inventions and the overall field of display technology.

Conclusion

James Zhixin Chang's contributions to display technology through his patents and collaborations highlight his innovative spirit and dedication to improving electronic displays. His work continues to influence the industry and pave the way for future advancements.

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