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For the Inventor, By the Inventor

Kodaira, Japan

Choichiro Okazaki

USPTO Granted Patents = 14

Average Co-Inventor Count = 4.0

ph-index = 6

Forward Citations = 74(Granted Patents)


Company Filing History:

goldMedal14 out of 42,485 
 
Hitachi, Ltd.
 patents

Years Active: 2002-2012

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14 patents (USPTO):Explore Patents
1. 8115388 - Plasma display device (2012-02-14),
2. 7994717 - Plasma display panel and plasma display apparatus using the same (2011-08-09),
3. 7871542 - Plasma display device, luminescent device and image and information display system using the same (2011-01-18),
4. 7786659 - Plasma display with a novel green-silicate phosphor (2010-08-31),
5. 7781973 - Plasma display panel having laminated members and visible light reflection layer (2010-08-24),
6. 7605540 - Plasma display panels and plasma display devices which use the panel (2009-10-20),
7. 7221083 - Light emitting device (2007-05-22),
8. 7138965 - Plasma display device, luminescent device and image and information display system using the same (2006-11-21),
9. 7005197 - Light source and display using the same (2006-02-28),
10. 6838825 - Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors (2005-01-04),
11. 6762551 - White light source and display apparatus using the same (2004-07-13),
12. 6617788 - Phosphor and display device or light source using the same (2003-09-09),
13. 6590333 - Rare earth phospho-vanadate phosphors, display system and light emitting system (2003-07-08),
14. 6411032 - Adjustment of luminance balance of red, green and blue light emissions for plasma display by using different sized areas of phosphor layers producing corresponding colors (2002-06-25),

Title: Choichiro Okazaki: Innovator in Plasma Display Technology

Introduction

Choichiro Okazaki is a prominent inventor based in Kodaira, Japan. He has made significant contributions to the field of plasma display technology, holding a total of 14 patents. His work has focused on improving the reliability and color performance of plasma display devices.

Latest Patents

Okazaki's latest patents include innovative designs for plasma display panels. One notable patent describes a plasma display panel device that utilizes phosphors to enhance reliability and color reproductivity. This device incorporates a discharge gas that generates ultraviolet light through electric discharge, along with a phosphor layer that emits light when excited by this ultraviolet light. The phosphor used in this invention contains an Eu activated silicate phosphor, which is enhanced with elements such as Al, Ga, Y, and Gd.

Another significant patent involves a high-luminance plasma display panel featuring multiple discharge cells. This design includes a phosphor film that emits visible rays through excitation caused by ultraviolet light. The phosphor film consists of at least two layers: a phosphor layer and a reflecting layer. The arrangement and thickness of these layers are meticulously designed to optimize performance.

Career Highlights

Choichiro Okazaki has dedicated his career to advancing plasma display technology. He is currently employed at Hitachi, Ltd., where he continues to innovate and develop new technologies. His expertise in this field has led to numerous patents that have significantly impacted the industry.

Collaborations

Throughout his career, Okazaki has collaborated with notable colleagues, including Masatoshi Shiiki and Teruki Suzuki. These collaborations have fostered a creative environment that has contributed to the development of cutting-edge technologies in plasma displays.

Conclusion

Choichiro Okazaki's contributions to plasma display technology are noteworthy and have established him as a leading inventor in this field. His innovative patents and collaborations reflect his commitment to enhancing display technology, making a lasting impact on the industry.

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