Okaya, Japan

Hironori Hasei

This inventor holds 36 USPTO granted patents and 16 published patent applications and 2 EPO patents, primarily in Electro-Optical Devices. Top assignee: Seiko Epson Corporation. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hironori Hasei. Retrieved from https://idiyas.com/inventor/hironori-hasei

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

Calculating rank
USPTO Granted Patents = 36 

% Patents Active = 36.1

 

Average Co-Inventor Count = 1.6

ph-index = 7

Forward Citations = 326(Granted Patents)


Location History:

  • Matsumoto, JP (2003 - 2008)
  • Okaya, JP (2004 - 2011)
  • Suwa, JP (2008 - 2012)
  • Azumino, JP (2017 - 2023)

Company Filing History:


Years Active: 2003-2025

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Areas of Expertise:
Electro-Optical Device
Optical Sheet
Backlight Unit
Thin Film
Conductive Film Wiring
Surface Treatment
Pattern Formation
Manufacturing Method
Liquid Crystal Display
Microlens
Portable Electronic Apparatus
Biological Information Measuring Device
36 patents (USPTO):Explore Patents

Title: Innovations of Hironori Hasei in the Field of Technology

Introduction

Hironori Hasei, an accomplished inventor based in Okaya, Japan, is known for his significant contributions to technology, amassing a total of 36 patents throughout his career. His innovative spirit has led to the development of various cutting-edge devices, particularly in the areas of portable electronics and timekeeping instruments.

Latest Patents

Hasei's most recent inventions include a sophisticated watch that features an hour hand and a minute hand, complemented by a dial that contains time graduations. This watch incorporates a unique dial plate that displays predetermined information, effectively merging functionality and innovation in a visually appealing manner. Additionally, he has developed a portable electronic apparatus, which integrates a solar cell and a GPS antenna within a compact case. This design allows the device to receive positioning satellite signals and harness solar power, showcasing Hasei's commitment to sustainability and efficiency in technology.

Career Highlights

Currently, Hironori Hasei is associated with Seiko Epson Corporation, a renowned company recognized for its pioneering work in printing, imaging, and technological solutions. His tenure at Seiko Epson has been marked by his relentless pursuit of innovation and excellence in product development.

Collaborations

Hasei has worked alongside notable colleagues, including Toshimitsu Hirai and Akira Inagaki. Their collaborative efforts have fostered an environment of creativity and innovation, resulting in groundbreaking technologies that enhance user experience and functionality in various products.

Conclusion

Hironori Hasei continues to demonstrate a remarkable dedication to innovation through his ongoing contributions to the field of technology. His inventive work, particularly in the realm of watches and portable electronic devices, exemplifies the transformative potential of technological advancements. As Hasei pushes the boundaries of what is possible, he remains an inspiring figure in the world of inventions.

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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