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For the Inventor, By the Inventor

Mobara, Japan

Ken Sasaki

This inventor holds 10 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Displays, Ltd.. Active years: 1981-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ken Sasaki. Retrieved from https://idiyas.com/inventor/ken-sasaki-iy61d5ye

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 8

Forward Citations = 197(Granted Patents)


Company Filing History:

goldMedal8 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal2 out of 1,207 
 
Hitachi Displays, Ltd.
 patents

Years Active: 1981-2007

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10 patents (USPTO):Explore Patents
1. 7177002 - Liquid crystal display with zigzag shaped pixel and counter electrodes with notch formed in concave portion of pixel and counter electrodes (2007-02-13),
2. 6950167 - Liquid crystal display device (2005-09-27),
3. 4586790 - Display panel having uniaxially-stretched organic polymer film as the (1986-05-06),
4. 4505546 - Liquid crystal display device (1985-03-19),
5. 4494825 - Fill port seal with first and second photosensitizers (1985-01-22),
6. 4458987 - Multi-layer liquid crystal panel with sealing members and retainers in (1984-07-10),
7. 4455185 - Method of manufacturing liquid crystal display element (1984-06-19),
8. 4431683 - Process for producing transparent electroconductive film (1984-02-14),
9. 4364168 - Method of fabricating liquid crystal display cell (1982-12-21),
10. 4293698 - Compound for controlling dielectric constant of liquid crystal (1981-10-06),

Title: Ken Sasaki: Innovator in Liquid Crystal Display Technology

Introduction

Ken Sasaki is a prominent inventor based in Mobara, Japan, known for his significant contributions to the field of liquid crystal display (LCD) technology. With a total of 10 patents to his name, Sasaki has made remarkable advancements that have influenced the design and functionality of LCD devices.

Latest Patents

Sasaki's latest patents include innovative designs for liquid crystal displays featuring zigzag-shaped pixel and counter electrodes. These patents describe pixel regions formed on a liquid-crystal-side surface of one substrate, where pixel electrodes have bent portions and counter electrodes are arranged in parallel. The design incorporates projections that extend from the crests of the bent portions, enhancing the interaction between the pixel and counter electrodes. This technology aims to improve the performance and efficiency of liquid crystal displays.

Career Highlights

Throughout his career, Ken Sasaki has worked with notable companies such as Hitachi, Ltd. and Hitachi Displays, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the realm of display technology.

Collaborations

Sasaki has collaborated with esteemed colleagues, including Shigeru Matsuyama and Masaharu Koyama, contributing to the advancement of LCD technology through teamwork and shared expertise.

Conclusion

Ken Sasaki's work in liquid crystal display technology has left a lasting impact on the industry. His innovative patents and collaborations highlight his dedication to advancing display technology, making him a key figure in this field.

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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