Nara, Japan

Katsumi Adachi

This inventor holds 35 USPTO granted patents and 3 published patent applications, primarily in Image Forming Apparatus. Top assignees: Sharp Kabushiki Kaisha Corporation, Gunze Limited, Panasonic Corporation. Active years: 1994-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Adachi. Retrieved from https://idiyas.com/inventor/katsumi-adachi-p7a0rpan

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

Calculating rank
USPTO Granted Patents = 35 

% Patents Active = 68.6

Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 161(Granted Patents)


Location History:

  • Ikoma, JP (1994)
  • Nara-ken, JP (1997)
  • Nara, JP (1995 - 2010)
  • Ikoma-gun, JP (1997 - 2011)
  • Osaka, JP (2011 - 2014)
  • Sakai, JP (2020 - 2022)

Company Filing History:


Years Active: 1994-2026

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Areas of Expertise:
Charging Device
Image Forming Apparatus
Ion Generating Element
Electrification Apparatus
Toner Manufacturing
Plasma Display Device
Developing Device
Ozone Removal Device
Contact Charging
Liquid Crystal Light Valve
Electric Charge Removal
Discharge Electrode
35 patents (USPTO):Explore Patents

Title: Katsumi Adachi: Innovator in Image-Forming Technology

Introduction

Katsumi Adachi, a prominent inventor based in Nara, Japan, has significantly contributed to the field of image-forming technology. With an impressive portfolio of 34 patents, Adachi's innovations focus on enhancing the efficiency and effectiveness of image processing systems.

Latest Patents

Among his most recent patents is a charging device and image-forming apparatus designed to prevent inward inclining of bearing members. This device comprises a charging roller that charges the surface of an image carrier, accompanied by a cleaning roller that maintains the cleanliness of the charging roller. The innovative design includes a bearing that ensures a constant distance between the axes of the charging and cleaning rollers, along with a biaser that maintains proper contact pressure with the image carrier. Another noteworthy patent involves an electron emission element, which features two electrodes with an intermediate layer and an insulating layer. This invention aims to improve the performance of electrification apparatuses and image-forming systems.

Career Highlights

Katsumi Adachi has had an extensive career, working with renowned companies such as Sharp Corporation and Panasonic Corporation. His tenure in these organizations has enabled him to advance his expertise in imaging technologies, directly influencing the development of high-quality image-forming devices.

Collaborations

Throughout his career, Adachi has collaborated with esteemed colleagues, including Takashi Hayakawa and Masamitsu Sakuma. These partnerships have fostered an environment of innovation, leading to numerous advancements in technology.

Conclusion

Katsumi Adachi continues to be a notable figure in the realm of image-forming technology, with a rich background and a commitment to innovation. His contributions have not only shaped the industry's landscape but also underscore the importance of collaboration in driving technological advancements.

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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