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For the Inventor, By the Inventor

Taki-gun, Japan

Satoshi Yabuta

This inventor holds 5 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1997-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoshi Yabuta. Retrieved from https://idiyas.com/inventor/satoshi-yabuta

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 60(Granted Patents)


Location History:

  • Taki-gun, JP (1997 - 1999)
  • Nara, JP (1998 - 1999)

Company Filing History:

goldMedal5 out of 25,949 
 
Sharp Kabushiki Kaisha Corporation
 patents

Years Active: 1997-1999

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5 patents (USPTO):Explore Patents
1. 5981972 - Actived matrix substrate having a transistor with multi-layered ohmic (1999-11-09),
2. 5962896 - Thin film transistor including oxidized film by oxidation of the surface (1999-10-05),
3. 5821133 - Method of manufacturing active matrix substrate (1998-10-13),
4. 5745201 - Matrix type display device (1998-04-28),
5. 5688410 - Method of ashing resist and apparatus therefor (1997-11-18),

Title: Satoshi Yabuta: Innovator in Thin Film Transistor Technology

Introduction

Satoshi Yabuta is a prominent inventor based in Taki-gun, Japan. He has made significant contributions to the field of thin film transistors (TFTs) and holds a total of 5 patents. His work focuses on enhancing the performance and reliability of active matrix substrates used in display technologies.

Latest Patents

Yabuta's latest patents include innovative designs for active matrix substrates and thin film transistors. One notable patent describes an active matrix substrate that features a transistor with a multi-layered ohmic structure. This design improves both the ON and OFF characteristics of the TFT, expanding the stable operative region and accommodating variations in threshold values due to aging, all while maintaining production efficiency.

Another significant patent involves a thin film transistor that incorporates an oxidized film on the channel area of the semiconductor layer. This arrangement prevents undesirable etching without the need for a channel protective layer, thereby reducing defects in production. The design also allows for miniaturization and enhances the aperture ratio when used in liquid crystal display devices.

Career Highlights

Satoshi Yabuta is currently employed at Sharp Corporation, where he continues to innovate in the field of display technology. His work has been instrumental in advancing the capabilities of TFTs, making them more efficient and reliable for various applications.

Collaborations

Yabuta has collaborated with notable colleagues such as Katsuhiro Kawai and Masaru Kajitani. Their combined expertise has contributed to the development of cutting-edge technologies in the field of electronics.

Conclusion

Satoshi Yabuta's contributions to thin film transistor technology have significantly impacted the electronics industry. His innovative patents and collaborative efforts continue to drive advancements in display technologies, showcasing his role as a key inventor 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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