Company Filing History:

6 out of 180

Fujitsu Hitachi Plasma Display Limited

patents

Hitachi Maxell, Limited

patents

Years Active: 2000-2014

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8704735 - Display method of plasma display apparatus and plasma display apparatus (2014-04-22),

2. 8405577 - White balance correction circuit and correction method for display apparatus that displays color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals (2013-03-26),

3. 8223174 - White balance correction circuit and correction method for display apparatus that displays color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals (2012-07-17),

4. 8035578 - White balance correction circuit and correction method for display apparatus that display color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals (2011-10-11),

5. 7439941 - White balance correction circuit and correction method for display apparatus that displays color image by controlling number of emissions or intensity thereof in accordance with plurality of primary color video signals (2008-10-21),

6. 7173581 - Plasma display apparatus (2007-02-06),

7. 6940559 - Color reproduction correction circuit for color representation and a color display (2005-09-06),

8. 6781322 - Capacitive load drive circuit and plasma display apparatus (2004-08-24),

9. 6753930 - Color reproduction correction circuit for color representation and a color display (2004-06-22),

10. 6151000 - Display apparatus and display method thereof (2000-11-21),

Title: Ken Kumakura: Innovator in Plasma Display Technology

Introduction

Ken Kumakura is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to plasma display technology. With a total of 10 patents to his name, he has made remarkable advancements in the field of display apparatuses.

Latest Patents

Among his latest patents, Ken has developed a display method for plasma display apparatuses that enhances color display by utilizing primary color video signals. This innovative method allows for the adjustment of gray levels in output primary color video signals based on the input signals. Additionally, he has created a white balance correction circuit and method for display apparatuses, which improves color image display by controlling the emissions or intensity of light in accordance with multiple primary color video signals.

Career Highlights

Ken Kumakura has worked with notable companies such as Fujitsu Hitachi Plasma Display Limited and Hitachi, Ltd. His experience in these organizations has played a crucial role in shaping his expertise in plasma display technology.

Collaborations

Throughout his career, Ken has collaborated with talented individuals, including Hideaki Ohki and Yuichiro Kimura. These partnerships have contributed to the development of innovative solutions in the display technology sector.

Conclusion

Ken Kumakura's work in plasma display technology has significantly impacted the industry, showcasing his dedication to innovation and excellence. His patents reflect a deep understanding of color display mechanisms, making him a key figure in the advancement of display technologies.

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