Sakai, Japan

Toshihiko Hirobe

This inventor holds 8 USPTO granted patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Other. Active years: 1991-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Hirobe. Retrieved from https://idiyas.com/inventor/toshihiko-hirobe

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.7

ph-index = 7

Forward Citations = 244(Granted Patents)


Location History:

  • Sakai-shi, Osaka-fu, JP (1991)
  • Sakai, JP (1991 - 2003)

Company Filing History:


Years Active: 1991-2003

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8 patents (USPTO):Explore Patents

Title: Innovations of Toshihiko Hirobe

Introduction

Toshihiko Hirobe is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of liquid crystal display technology, holding a total of 8 patents. His work has been instrumental in advancing the efficiency and design of display devices.

Latest Patents

Hirobe's latest patents include a liquid crystal display that features a plurality of mounting substrates with common connection lines. This innovative design connects the mounting substrates to an active matrix substrate furnished with a matrix of thin-film transistors (TFTs). The display includes driver integrated circuits (ICs) connected to the active matrix substrate through an anisotropic conductive film (ACF). This configuration allows for a reduction in the size and weight of the mounting substrates, resulting in a lighter and more cost-effective liquid crystal display with a smaller frame edge portion. Another significant patent involves a liquid crystal display device that incorporates a source electrode with an aluminum or aluminum alloy layer, along with a pixel electrode and interlayer insulator films. This design enhances the performance and durability of the display.

Career Highlights

Throughout his career, Toshihiko Hirobe has worked with prominent companies, including Sharp Corporation. His expertise in liquid crystal technology has positioned him as a key figure in the industry, contributing to various advancements in display technology.

Collaborations

Hirobe has collaborated with notable colleagues such as Hiroaki Kato and Yoshitaka Hibino. Their combined efforts have led to innovative solutions in the field of liquid crystal displays.

Conclusion

Toshihiko Hirobe's contributions to liquid crystal display technology have significantly impacted the industry. His innovative patents and collaborations highlight his role as a leading 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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