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For the Inventor, By the Inventor

Ichihara, Japan

Eiichi Yamazaki

USPTO Granted Patents = 19

Average Co-Inventor Count = 2.0

ph-index = 6

Forward Citations = 191(Granted Patents)


Location History:

  • Ichihara, JA (1976 - 1977)
  • Ichihara, JP (1980 - 1993)
  • Chiba, JP (2000)

Company Filing History:

goldMedal19 out of 42,485 
 
Hitachi, Ltd.
 patents

Years Active: 1976-2000

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19 patents (USPTO):Explore Patents
1. 6081254 - Color correction system of imaging apparatus (2000-06-27),
2. 5193006 - Video display apparatus for pictures with different aspect ratios (1993-03-09),
3. 4991024 - CRT display device (1991-02-05),
4. 4924140 - Color picture tube of shadow mask type with particular faceplate panel (1990-05-08),
5. 4810928 - Cathode-ray tube for constituting large picture display apparatus (1989-03-07),
6. 4808890 - Cathode-ray tube (1989-02-28),
7. 4651217 - Video projector (1987-03-17),
8. 4623818 - Shadow mask type color picture tube (1986-11-18),
9. 4221990 - Phosphor screen for post-focusing type color picture tube (1980-09-09),
10. 4187012 - Method and apparatus for exposure of phosphor screen (1980-02-05),
11. 4183637 - Method and apparatus for forming phosphor screen of color picture tubes (1980-01-15),
12. 4052643 - Electron guns for use in cathode ray tubes (1977-10-04),
13. 4052123 - Correcting lenses utilized in the manufacture of fluorescent screen of (1977-10-04),
14. 4052122 - Correcting lenses utilized in the manufacture of fluorescent screen of (1977-10-04),
15. 4045224 - Method for making phosphor screen for black matrix type color picture (1977-08-30),

Title: The Innovative Contributions of Eiichi Yamazaki

Introduction

Eiichi Yamazaki, a distinguished inventor based in Ichihara, Japan, has made significant strides in the field of imaging technology. With an impressive portfolio of 19 patents, Yamazaki's work focuses on enhancing the quality and accuracy of image displays, thus contributing to advancements in both consumer electronics and professional imaging solutions.

Latest Patents

Among his latest inventions, two noteworthy patents stand out. The first is a **color correction system of imaging apparatus**, which includes an imaging device that can input or output image signals effectively. This system utilizes a color converter to adjust color reproduction based on varying settings and environments, allowing for accurate color representation across different imaging devices.

Another remarkable invention is the **video display apparatus for pictures with different aspect ratios**. This technology addresses the challenge of displaying images from regular TV systems on high-quality HDTV screens. By illuminating the blank portions of the screen at brightness levels similar to the average luminance of the displayed images, this invention minimizes local variations in luminance, ensuring a consistently high-quality viewing experience.

Career Highlights

Eiichi Yamazaki currently works at Hitachi, Ltd., a leading technology company renowned for its innovative contributions to electronics and information technology. His tenure at Hitachi has allowed him to collaborate with fellow inventors and contribute to important developments in imaging technology.

Collaborations

Throughout his career, Yamazaki has worked closely with esteemed colleagues, including Iwao Ogura and Hiromi Kanai. These collaborations underscore the importance of teamwork and collective expertise in bringing groundbreaking inventions to fruition.

Conclusion

Eiichi Yamazaki's dedication to innovation in the realm of imaging technology has positioned him as a notable inventor. His recent patents demonstrate his commitment to improving color accuracy and display quality, reflecting the ongoing evolution of imaging systems. As technology advances, inventors like Yamazaki will undoubtedly continue to shape the future of visual media.

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