Kashiba, Japan

Kunihiko Yamamoto

This inventor holds 25 USPTO granted patents and 3 published patent applications, primarily in Liquid Crystal Displays. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1986-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunihiko Yamamoto. Retrieved from https://idiyas.com/inventor/kunihiko-yamamoto

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 25 

% Patents Active = 96.0

Average Co-Inventor Count = 2.7

ph-index = 15

Forward Citations = 513(Granted Patents)


Location History:

  • Kitakatsuragi, JP (1987 - 1989)
  • Nara, JP (1986 - 1994)
  • Kashiba, JP (1997 - 2001)
  • Sakai, JP (2019 - 2020)

Company Filing History:


Years Active: 1986-2020

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Areas of Expertise:
Liquid Crystal Display
Display Panel
Driving Voltage
Ferroelectric Display
Projection Display
Matrix Display
Stereographic System
Pixel Switching
Power Consumption
Terminal Connections
Manufacturing Method
Driver Circuit
25 patents (USPTO):Explore Patents

Title: Kunihiko Yamamoto: Innovator in Liquid Crystal Display Technology

Introduction

Kunihiko Yamamoto is a prominent inventor based in Kashiba, Japan, renowned for his significant contributions to the field of liquid crystal display (LCD) technology. With an impressive portfolio of 25 patents, his innovations have played a crucial role in enhancing display technology used across various consumer electronics.

Latest Patents

Yamamoto's recent patents showcase his engineering prowess and innovative spirit. One notable invention is a liquid crystal display device designed to optimize visual performance. This device features a curved liquid crystal panel, a backlight, and a sophisticated signal corrector that adjusts luminance levels based on the video signal's grayscale input. The design includes a first and second polarizing plate positioned to form specific angles, enhancing image quality.

Another innovative patent is a method for producing a display panel. This method involves creating substrates with an inner space sealed by a material and an outer space that enhances structural integrity. The process includes bending steps that allow for improved projection of the display, contributing to better usability and design versatility.

Career Highlights

Kunihiko Yamamoto has dedicated his career to advancing display technologies. Currently working at Sharp Kabushiki Kaisha Corporation, he has developed pioneering methods and devices that have transformed how we experience visual media. His work is characterized by a commitment to quality and performance, making significant strides in the liquid crystal display sector.

Collaborations

Throughout his career, Yamamoto has collaborated with several talented individuals. Notably, he has worked alongside Makoto Takeda and Hiroshi Take, pooling their expertise to advance LCD technology and innovate new methods for enhanced display panels. Their joint efforts have contributed to groundbreaking developments within the industry.

Conclusion

Kunihiko Yamamoto stands out as a leading inventor in the liquid crystal display technology field. With 25 patents under his name, his innovative contributions continue to shape the consumer electronics landscape. His dedication to research and collaboration at Sharp Kabushiki Kaisha Corporation ensures that he remains at the forefront of technological advancement, influencing future generations of display technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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