Tenri, Japan

Touko Kasahara

This inventor holds 2 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1998-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Touko Kasahara. Retrieved from https://idiyas.com/inventor/touko-kasahara

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 = 4.4

ph-index = 2

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 1998-2004

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Touko Kasahara in Liquid Crystal Display Technology

Introduction

Touko Kasahara, an accomplished inventor from Tenri, Japan, has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of two patents to her name, Kasahara's innovations focus on improving repair success rates and detecting defects in LCD panels.

Latest Patents

One of Kasahara's latest patents is for a liquid crystal display apparatus that boasts an improved repair success rate. This invention involves an advanced design where a pixel electrode is electrically connected to a drain electrode of a thin-film transistor. The drain electrode features a narrowed correction site, while an opening is strategically formed in the pixel electrode, enhancing the functionality and repairability of the display.

Another notable patent by Kasahara pertains to a method for detecting defects in an active matrix liquid crystal display. This method involves inputting specific data signals to multiple signal lines, which allows for the identification of defective pixels. By displaying a single color on pixels corresponding to the first signal line, any defective pixel appears darker than normal, facilitating easy detection of issues like source-drain leakage defects.

Career Highlights

Kasahara is currently affiliated with Sharp Kabushiki Kaisha Corporation, a leading company in the electronics industry known for its innovation in display technology. Her work at Sharp has allowed her to play a vital role in advancing LCD applications, ensuring that consumers receive high-quality visual experiences.

Collaborations

Throughout her career, Touko Kasahara has collaborated with notable colleagues, including Katsumi Irie and Hiroshi Shimokawa. These partnerships have fostered a dynamic exchange of ideas and expertise, greatly enhancing the development of inventive solutions in the LCD field.

Conclusion

Touko Kasahara's innovative patents and her contributions to liquid crystal display technology position her as a prominent inventor in her field. With her continuous efforts to improve LCD systems and defect detection methods, Kasahara is paving the way for future advancements in display technology, making a lasting impact on the industry.

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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