Kokubunji, Japan

Takeshi Sato

This inventor holds 48 USPTO granted patents and 4 EPO patents, primarily in Display Devices. Top assignees: Hitachi Displays, Ltd., Hitachi, Ltd., Panasonic Liquid Crystal Display Co., Ltd.. Active years: 1979-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Sato. Retrieved from https://idiyas.com/inventor/takeshi-sato-nh0e5xad

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

Calculating rank

% Patents Active = 79.2

 

Average Co-Inventor Count = 2.9

ph-index = 13

Forward Citations = 611(Granted Patents)


Location History:

  • Katsuta, JP (1992 - 1993)
  • Hitachi, JP (1979 - 2002)
  • Mobara, JP (2010 - 2014)
  • Kokubunji, JP (2006 - 2018)
  • Hitachinaka, JP (2010 - 2022)

Company Filing History:


Years Active: 1979-2022

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Areas of Expertise:
Display Device
Liquid Crystal Display
Semiconductor Device
TFT Substrate
Image Display Unit
Inspection Apparatus
Charged Particle Beam
Centrifugal Separation
Screen-Input Image
Brightness Regulation
Laser Crystallization
Cross-Contamination Prevention
48 patents (USPTO):Explore Patents

Title: Innovations and Patents of Takeshi Sato

Introduction

Takeshi Sato, an esteemed inventor based in Kokubunji, Japan, holds a remarkable portfolio of 48 patents. His contributions to the field of technology, particularly in the areas of battery design and display devices, have greatly influenced the industry and showcased his innovative prowess.

Latest Patents

Takeshi's latest patents include groundbreaking developments. One notable invention is a **rectangular secondary battery** aimed at suppressing heat generation in current collecting plates. This invention features a flat wound group that contains a positive electrode, stored within a battery can sealed by a lid. The configuration ensures efficient electrical connectivity through a uniquely designed positive electrode current collecting plate, which minimizes heat buildup during operation.

Another significant patent is his work on a **display device** that enhances the aperture ratio of pixels. This innovative design includes a transparent oxide layer, insulating film, and conductive layer that are layered on a substrate. The device incorporates a thin film transistor with a gate electrode, optimizing pixel performance and contributing to the advancement of display technologies.

Career Highlights

Throughout his career, Takeshi Sato has contributed to renowned organizations such as Hitachi Displays, Ltd. and Hitachi, Ltd. His experience in these prominent companies has played a crucial role in his professional development and the refinement of his inventive capabilities.

Collaborations

In his journey as an inventor, Takeshi has collaborated with notable colleagues including Mutsuko Hatano and Yoshiaki Toyota. These partnerships have facilitated the exchange of ideas and fostered a productive environment for innovation.

Conclusion

Takeshi Sato's impressive catalogue of patents and his dedication to innovation not only exemplify his expertise as an inventor but also underscore his significant impact in the technology sector. His advancements in battery technology and display devices continue to inspire fellow inventors and contribute to the evolution of modern electronics.

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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