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For the Inventor, By the Inventor

Shiojiri, Japan

Eiichi Fujii

This inventor holds 11 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 2003-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiichi Fujii. Retrieved from https://idiyas.com/inventor/eiichi-fujii-ckcnqdyf

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

Calculating rank
USPTO Granted Patents = 11

% Patents Active = 27.3

Average Co-Inventor Count = 2.1

ph-index = 3

Forward Citations = 50(Granted Patents)


Location History:

  • Suwa, JP (2003 - 2005)
  • Fujimi-machi, JP (2006 - 2007)
  • Shiojiri, JP (2018 - 2021)

Company Filing History:

goldMedal11 out of 34,305 
 
Seiko Epson Corporation
 patents

Years Active: 2003-2021

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11 patents (USPTO):Explore Patents
1. 11002808 - Gas cell, magnetometric device, method of manufacturing gas cell, and method of manufacturing magnetometric device (2021-05-11),
2. 10739416 - Gas cell, magnetic field measurement device, and method for producing gas cell (2020-08-11),
3. 10234517 - Magnetism measuring device, manufacturing method of magnetism measuring device, gas cell, and manufacturing method of gas cell (2019-03-19),
4. 10168394 - Method for manufacturing magnetism measurement device, method for manufacturing gas cell, magnetism measurement device, and gas cell (2019-01-01),
5. 10145909 - Magnetism measuring device, gas cell, manufacturing method of magnetism measuring device, and manufacturing method of gas cell (2018-12-04),
6. 10145905 - Gas cell sealing method (2018-12-04),
7. 10107876 - Magnetism measurement apparatus, gas cell, method for manufacturing magnetism measurement apparatus, and method for manufacturing gas cell (2018-10-23),
8. 7198411 - Manufacturing method of optical communication module, optical communication module, and electronic apparatus (2007-04-03),
9. 7104703 - Optical transceiver and method for producing the same (2006-09-12),
10. 6872498 - Pattern drawing device and manufacturing method of pattern drawing body (2005-03-29),
11. 6645793 - Manufacturing method and manufacturing device of microstructure (2003-11-11),

Title: Eiichi Fujii: Innovator in Gas Cell Technology

Introduction

Eiichi Fujii is a prominent inventor based in Shiojiri, Japan. He has made significant contributions to the field of gas cell technology, holding a total of 11 patents. His work focuses on innovative devices that enhance the measurement and production of gas cells.

Latest Patents

Fujii's latest patents include groundbreaking inventions such as a gas cell, a magnetometric device, a method of manufacturing a gas cell, and a method of manufacturing a magnetometric device. The gas cell he developed features a principal chamber with a coating material film on its inner wall, a reservoir that communicates with the principal chamber, and a sealing section designed to block an opening. Additionally, the gas cell encapsulates an alkali metal gas, with a reinforcement section that includes holes or grooves for enhanced functionality. His magnetic field measurement device also utilizes a cell main body with a paraffin film that aligns molecular axes to interact effectively with electromagnetic waves.

Career Highlights

Eiichi Fujii is currently employed at Seiko Epson Corporation, where he continues to innovate and develop new technologies. His work has positioned him as a key figure in the advancement of gas cell applications.

Collaborations

Fujii has collaborated with notable coworkers, including Kimio Nagasaka and Akira Miyamae, contributing to the success of various projects and patents.

Conclusion

Eiichi Fujii's contributions to gas cell technology exemplify his innovative spirit and dedication to advancing scientific knowledge. His patents reflect a commitment to enhancing the functionality and efficiency of gas cells, making a lasting impact in the 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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