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For the Inventor, By the Inventor

Kawasaki, Japan

Akira Nagahara

This inventor holds 13 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 1995-2000.

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

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 5

Forward Citations = 85(Granted Patents)


Location History:

  • Yamato, JP (1995)
  • Kawasaki, JP (1995 - 2000)

Company Filing History:

goldMedal13 out of 39,374 
 
Fujitsu Corporation
 patents

Years Active: 1995-2000

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13 patents (USPTO):Explore Patents
1. 6128463 - Image forming device (2000-10-03),
2. 5852757 - Electrophotographic image forming apparatus having a device for (1998-12-22),
3. 5848343 - Electrophotographic image-forming apparatus with uniform toner usage (1998-12-08),
4. 5845184 - Developing unit having improved toner density control (1998-12-01),
5. 5778285 - Image forming apparatus for collecting residual toner from a drum using (1998-07-07),
6. 5678143 - Image forming apparatus for collecting residual toner from a drum using (1997-10-14),
7. 5587774 - Cleanerless electrographic imaging device (1996-12-24),
8. 5572298 - Image forming apparatus having a developing apparatus which includes a (1996-11-05),
9. 5495325 - Image forming method and image forming apparatus (1996-02-27),
10. 5467176 - Image forming method and apparatus with magnetic brush (1995-11-14),
11. 5448341 - Image forming apparatus (1995-09-05),
12. 5424489 - Magnetic brush developing apparatus (1995-06-13),
13. 5396026 - Magnetic brush developing apparatus (1995-03-07),

Title: Akira Nagahara: Innovator in Image Forming Technology

Introduction

Akira Nagahara is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of image forming technology, holding a total of 13 patents. His work has been instrumental in advancing the efficiency and functionality of image forming devices.

Latest Patents

One of Nagahara's latest patents is an image forming device that includes an image forming part which forms an image on a recording medium. This device features a recording medium switchback portion that receives the recording medium on a first run, allowing for efficient printing. Additionally, it has a recording medium path that communicates with the switchback portion, facilitating the transfer of the recording medium. Another notable patent is for an electrophotographic image forming apparatus that includes a toner circulating mechanism. This mechanism is designed to recover residual toner scraped from a photosensitive drum, enhancing the overall efficiency of the developing device.

Career Highlights

Nagahara has spent a significant portion of his career at Fujitsu Corporation, where he has been able to apply his innovative ideas in practical settings. His work has not only contributed to the company's success but has also influenced the broader field of imaging technology.

Collaborations

Throughout his career, Nagahara has collaborated with talented individuals such as Sachio Sasaki and Takefumi Takahashi. These collaborations have allowed for the exchange of ideas and have furthered the development of innovative technologies in their field.

Conclusion

Akira Nagahara's contributions to image forming technology are noteworthy and have had a lasting impact on the industry. His patents reflect a commitment to innovation and efficiency, making him a significant figure in the realm 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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