Osaka, Japan

Yuhsaku Ajichi

This inventor holds 21 USPTO granted patents and 9 published patent applications and 4 EPO patents, primarily in Display Technology. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2008-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuhsaku Ajichi. Retrieved from https://idiyas.com/inventor/yuhsaku-ajichi

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

USPTO Granted Patents = 21 

% Patents Active = 23.8

 

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 74(Granted Patents)


Location History:

  • Tenri, JP (2008)
  • Nara, JP (2011 - 2012)
  • Osaka, JP (2010 - 2015)
  • Sakai, JP (2019)

Company Filing History:


Years Active: 2008-2019

Loading Chart...
Loading Chart...
Areas of Expertise:
Backlight Device
Display Apparatus
Liquid Crystal Display
Illumination Device
Light Guide Plate
Surface Light Source
Light Emitting Element
Planar Illumination
Display Method
Flat-Panel Display
Display Unit
Light Guide Elements
21 patents (USPTO):Explore Patents

Title: Innovations by Yuhsaku Ajichi: A Pioneer in Backlight Technology

Introduction: Yuhsaku Ajichi is an innovative inventor based in Osaka, Japan, known for his contributions to the field of display technology. With a remarkable portfolio of 21 patents, his work primarily focuses on enhancing backlight devices and display apparatuses.

Latest Patents: Among Ajichi's latest patents is a unique backlight device that effectively suppresses coloration at the screen's end using a configuration that combines a blue LED with a wavelength conversion sheet. This innovation features a reflection partition on the LED substrate that surrounds the blue LED, utilizing a reflective material to optimize light emission. Another significant patent addresses power loss in light-emitting bodies within liquid crystal display devices. By arranging multiple light-emitting bodies, including blue LEDs, this backlight device maintains efficiency and uniform performance across the display.

Career Highlights: Throughout his career, Yuhsaku Ajichi has demonstrated exceptional ingenuity that has led to significant advancements in display technologies. His expertise in engineering has made him a vital asset in the development of cutting-edge products at Sharp Corporation, known for their commitment to innovation.

Collaborations: Ajichi collaborates closely with talented peers, including Takeshi Masuda and Yukihide Kohtoku. Together they contribute to the research and development efforts that push the boundaries of display technologies, driving progress in the industry.

Conclusion: Yuhsaku Ajichi's dedication to improving backlight devices marks him as a pivotal figure in the realm of display technology. His patents not only highlight his problem-solving capabilities but also lead to enhanced user experiences in electronic devices. As his work continues to evolve, the impact of his innovations is sure to resonate within the industry for years to come.

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]
Loading…