Hamamatsu, Japan

Tadashi Sugiyama

This inventor holds 20 USPTO granted patents and 1 published patent application, primarily in Image Forming Technology. Top assignees: Yamaha Corporation, Toshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 1997-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Sugiyama. Retrieved from https://idiyas.com/inventor/tadashi-sugiyama

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

USPTO Granted Patents = 20 

% Patents Active = 55.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 73(Granted Patents)


Location History:

  • Yokohama, JP (2001)
  • Mishima, JP (2006)
  • Shizuoka-ken, JP (1997 - 2011)
  • Sunto-gun, JP (2011)
  • Shizuoka, JP (2016)
  • Hamamatsu, JP (2000 - 2021)
  • Numazu Shizuoka, JP (2021 - 2022)

Company Filing History:


Years Active: 1997-2024

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Areas of Expertise:
Toner Cartridge
Image Forming Apparatus
Waste Toner Collection
Wireless Network System
Digital Audio Recording
Sheet Feeder
Peripheral Device Control
Karaoke Apparatus
Developing Apparatus
Audio Data Reproduction
Electronic Apparatus
Auger Mechanism
20 patents (USPTO):Explore Patents

Title: Innovations by Tadashi Sugiyama: Pioneering Toner Technology

Introduction

Tadashi Sugiyama, a distinguished inventor based in Hamamatsu, Japan, has made significant contributions to the field of imaging technology. With a notable portfolio of 20 patents, Sugiyama has established himself as a leading figure in the development of advanced toner cartridges and waste toner collection solutions.

Latest Patents

Among Sugiyama's latest innovations is a toner cartridge designed with a unique wall structure featuring outlets that allow for the removal of a paddle and an auger. This invention includes a container that stores toner for image forming apparatuses, emphasizing efficiency and functionality. The design incorporates a paddle that stirs the toner and can be smoothly extracted through a designated outlet, ensuring optimal performance.

Another patent involves an image forming apparatus that efficiently collects waste toner. This system includes a waste toner collection container, controlled by a sophisticated controller that manages the replenishment of toner from multiple cartridges. The apparatus adjusts the replenishment amounts based on specific coefficients, enhancing the effectiveness of toner utilization and collection.

Career Highlights

Tadashi Sugiyama's career is marked by his association with prominent companies. He has worked with Yamaha Corporation and Toshiba Tec Kabushiki Kaisha, where he has played a crucial role in advancing imaging technology. His expertise in patent development and innovation has made a lasting impact on these organizations.

Collaborations

Throughout his career, Sugiyama has collaborated with talented individuals such as Toshifumi Oba and Ken Iguchi. These partnerships have fostered an environment of creativity and innovation, allowing for the development of cutting-edge technologies in the realm of imaging and toner applications.

Conclusion

Tadashi Sugiyama's contributions to the fields of imaging technology and toner solutions are commendable. With a strong patent portfolio and a history of collaboration with key industry players, Sugiyama continues to influence the development of advanced toner technologies that enhance the efficiency and functionality of image forming apparatuses. His work exemplifies the spirit of innovation and demonstrates the importance of intellectual property 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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