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For the Inventor, By the Inventor

Matsumoto, Japan

Takeshi Hagiwara

This inventor holds 12 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 2003-2008.

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

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

USPTO Granted Patents = 12

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 7

Forward Citations = 149(Granted Patents)


Location History:

  • Suwa, JP (2003 - 2005)
  • Matsumoto, JP (2004 - 2008)

Company Filing History:

goldMedal12 out of 34,296 
 
Seiko Epson Corporation
 patents

Years Active: 2003-2008

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12 patents (USPTO):Explore Patents
1. 7339642 - Liquid crystal display device having sub pixels with transmissive regions extending entirely across the sub pixel (2008-03-04),
2. 7164460 - Mounting structure for semiconductor device, electro-optical device, and electronic apparatus (2007-01-16),
3. 7088416 - Liquid crystal device having pronged dummy electrodes and electronic device (2006-08-08),
4. 7030946 - Liquid crystal display device, substrate assembly for liquid crystal display device, and electronic apparatus having a substantially equivalent display quality in both transmissive and reflective display modes (2006-04-18),
5. 6989879 - Liquid crystal panel and method of fabricating the same (2006-01-24),
6. 6963384 - Electro-optical device and electronic apparatus (2005-11-08),
7. 6927831 - Liquid crystal device and electronic apparatus having a substantially uniform substrate interval (2005-08-09),
8. 6927818 - Transflective liquid crystal device having light-transmitting films overlapping light reflective films and method of manufacturing such a device (2005-08-09),
9. 6894758 - Liquid crystal device and manufacturing method thereof (2005-05-17),
10. 6829030 - Electro-optic device and electronic apparatus (2004-12-07),
11. 6774968 - Liquid crystal device and electronic apparatus (2004-08-10),
12. 6665037 - Electro-optic device and electronic apparatus (2003-12-16),

Title: The Innovations of Takeshi Hagiwara

Introduction

Takeshi Hagiwara is a prominent inventor based in Matsumoto, Japan. He has made significant contributions to the field of liquid crystal display technology. With a total of 12 patents to his name, Hagiwara's work has had a lasting impact on the industry.

Latest Patents

One of Hagiwara's latest patents is a liquid crystal display device that features sub pixels with transmissive regions extending entirely across the sub pixel. This innovative design includes a first sub pixel corresponding to a first color layer and a second sub pixel corresponding to a second color layer. Each sub pixel has a rectangular shape with longer sides, and the reflective regions extend across both sub pixels. Additionally, he has developed a mounting structure for semiconductor devices, electro-optical devices, and electronic apparatuses. This design enhances the fixing strength of integrated circuits by utilizing an anisotropic conductive film.

Career Highlights

Hagiwara has dedicated his career to advancing liquid crystal technology. His work at Seiko Epson Corporation has positioned him as a key player in the development of innovative display solutions. His patents reflect a deep understanding of both the technical and practical aspects of liquid crystal displays.

Collaborations

Throughout his career, Hagiwara has collaborated with notable colleagues, including Chiyoaki Iijima and Hideki Uehara. These partnerships have fostered a creative environment that has led to groundbreaking advancements in display technology.

Conclusion

Takeshi Hagiwara's contributions to liquid crystal display technology are noteworthy and impactful. His innovative patents and collaborations highlight his dedication to advancing the field. Hagiwara's work continues to influence the industry and inspire future innovations.

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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