Tokorozawa, Japan

Akira Miyajima

This inventor holds 6 USPTO granted patents. Top assignee: Citizen Watch Company, Ltd.. Active years: 1987-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Miyajima. Retrieved from https://idiyas.com/inventor/akira-miyajima-ywepfi5d

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 6

Forward Citations = 167(Granted Patents)


Location History:

  • Hoya, JP (1989)
  • Tokorzawa, JP (1990)
  • Tokyo, JP (1990)
  • Tokorozawa, JP (1987 - 1991)

Company Filing History:


Years Active: 1987-1991

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6 patents (USPTO):Explore Patents

Title: Akira Miyajima: Innovator in Liquid Crystal Display Technology

Introduction

Akira Miyajima is a prominent inventor based in Tokorozawa, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of six patents to his name, Miyajima has been instrumental in advancing the capabilities of display devices used in projectors.

Latest Patents

Miyajima's latest patents include innovative designs for liquid crystal display devices. One of his notable inventions is a liquid crystal display device specifically designed for projectors. This device features a housing that includes a panel housing portion and a control circuit housing portion. The liquid crystal display panel is securely housed within the panel housing portion, while the control circuit is located in the control circuit housing portion. Additionally, the design incorporates circuit chips mounted on the glasses of the liquid crystal display panel to drive the electrodes effectively. The panel housing portion is designed with a pair of attached portions on opposite longitudinal sides, allowing for attachment to the projector, with a thickness of each side being less than 6 mm and a width of approximately 50 mm.

Another patent by Miyajima describes a liquid crystal display device that also serves projectors. This device includes a housing with a panel housing portion and a control circuit housing portion. It features a liquid crystal display panel housed in the panel housing portion, along with a control circuit in the control circuit housing portion. The design includes transparent shielding plates on the front and rear covers to protect the liquid crystal display panel. Furthermore, parts of the front and rear covers adjacent to the shielding plates are made of metal to effectively radiate heat from the liquid crystal display panel.

Career Highlights

Miyajima is currently employed at Citizen Watch Company, Ltd., where he continues to innovate in the field of display technology. His work has significantly impacted the efficiency and performance of liquid crystal displays used in various applications.

Collaborations

Miyajima has collaborated with notable colleagues, including Akira Tsuzuki and Hideshi Ohno, who have contributed to his projects and innovations in the field.

Conclusion

Akira Miyajima's contributions to liquid crystal display technology have established him as a key figure in the industry. His innovative patents and ongoing work at Citizen Watch Company, Ltd. continue to shape the future of display devices.

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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