Owariasahi, Japan

Hideshi Nishiyama

This inventor holds 131 USPTO granted patents and 10 published patent applications, plus 2 CIPO patents and 20 EPO patents, primarily in Toner Cartridges (CPC class G03G15-0865). Top assignees: Brother Kogyo Kabushiki-Kaisha, Brother Industries, Ltd.. Active years: 2011-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideshi Nishiyama. Retrieved from https://idiyas.com/inventor/hideshi-nishiyama

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

USPTO Granted Patents = 131 

% Patents Active = 97.7


 

Average Co-Inventor Count = 2.4

ph-index = 10

Forward Citations = 285(Granted Patents)

Forward Citations (Not Self Cited) = 179(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Nagoya, JP (2011 - 2014)
  • Aichi, JP (2014 - 2015)
  • Owariahi, JP (2021)
  • Owariasahi, JP (2014 - 2024)

Company Filing History:


Years Active: 2011-2026

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Areas of Expertise:
Toner Cartridge
Photosensitive Drum
Image Forming Apparatus
Developing Cartridge
Process Cartridge
Electrical Contact
Movable Shutter
Agitator Gear
Waste Toner
Developing Roller
Sheet Tray
Coupling
131 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Hideshi Nishiyama and His Patents

Introduction:

In the world of innovations and patents, there are individuals who leave a lasting impact with their inventive minds. Hideshi Nishiyama, a skilled inventor hailing from Owariasahi, Japan, is one such remarkable individual. With a remarkable number of 100 patents under his name, Nishiyama has made significant contributions to the field. Let's delve into his latest patents and explore the company he works for, along with some of his notable coworkers.

Latest Patents:

One of Hideshi Nishiyama's notable recent patents is the "Developing Cartridge Provided with Cover." This particular innovation focuses on a process cartridge designed to enhance the printing quality. The cartridge consists of a photosensitive member cartridge and a developing cartridge, with the latter including a developer carrier. Within the developing cartridge, there are two covers: the first cover and the second cover.

The first cover features a first engagement portion responsible for moving the developer carrier away from the photosensitive member. When projected in the axial direction, this engagement portion is located between the axis of the developer carrier and the axis of the inputting portion, thereby improving efficiency and effectiveness. Meanwhile, the second cover incorporates a second engagement portion that assists in moving the developer carrier away from the photosensitive member.

Professional Affiliation:

Hideshi Nishiyama's brilliance is nurtured under the innovative roof of Brother Kogyo Kabushiki-Kaisha. Brother Industries, Ltd., as it is commonly known, is a multinational company specializing in various products including printers, sewing machines, and electronic stationery. With a profound commitment to research and development, Brother Industries provides a conducive environment for inventors like Nishiyama to thrive and revolutionize their respective fields.

Noteworthy Coworkers:

Nishiyama's journey as an inventor is not a solitary one, with the support and collaboration of his talented coworkers. Among his notable associates are Shougo Sato and Naoya Kamimura, whose collective efforts have enhanced the overall innovation culture within the organization. The collaborative environment fostered by passionate individuals like Nishiyama, Sato, and Kamimura further propels the exchange of ideas and the birth of groundbreaking inventions.

Conclusion:

Hideshi Nishiyama's groundbreaking patents and his commitment to advancing printing technology through his inventive mind make him an exemplary figure in the field of innovations and patents. With an impressive roster of 100 patents, his contributions in improving the efficiency and quality of printing processes are invaluable. Together with his coworkers, Nishiyama represents the innovative spirit and collaborative culture driving the progress of Brother Industries. As we celebrate his achievements, we eagerly anticipate the future innovations he and his team will deliver.

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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