Tsuyoshi Uchida

This inventor holds 11 USPTO granted patents. Top assignees: Konica Corporation, Hitachi, Ltd.. Active years: 1997-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Uchida. Retrieved from https://idiyas.com/inventor/tsuyoshi-uchida-6wo68j86

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

USPTO Granted Patents = 11

% Patents Active = 90.9

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 108(Granted Patents)

Location History:

Hachioji, JP (1997 - 2004)
Hino, JP (2006)

Company Filing History:

Years Active: 1997-2006

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7018765 - Toner particle having a hardnes of 6.0 to 24.0 mN and a circularity of 0.92 to 0.99 (2006-03-28),

2. D496732 - Blood sugar level measuring apparatus (2004-09-29),

3. 6602644 - Toner and image forming method (2003-08-05),

4. 6475685 - Electrostatically charged image developing toner, production method of the same, and an image forming method (2002-11-05),

5. 6472117 - Toner for developing electrostatic image and image forming method (2002-10-29),

6. 6395442 - Toner and production method of the same (2002-05-28),

7. 6187497 - Eletrophotographic toner and image forming method (2001-02-13),

8. 5837415 - Electrophotographic toner (1998-11-17),

9. 5738964 - Electrophotographic toner with specific high, medium, and low molecullar (1998-04-14),

10. 5707772 - Toner for electrophotography (1998-01-13),

11. 5637433 - Toner for developing an electrostatic latent image (1997-06-10),

Title: Tsuyoshi Uchida: Innovator in Toner Technology

Introduction

Tsuyoshi Uchida is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of toner technology, holding a total of 11 patents. His work has been instrumental in advancing the quality and efficiency of electrostatic photographic image forming toners.

Latest Patents

One of Uchida's latest patents is for a toner particle that possesses a hardness of 6.0 to 24.0 mN and a circularity of 0.92 to 0.99. This innovative toner comprises a binder resin and a colorant, with the binder resin having a specific softening point ranging from 105 to 132°C. This development enhances the performance of toners in various applications.

Career Highlights

Throughout his career, Tsuyoshi Uchida has worked with notable companies such as Konica Corporation and Hitachi, Ltd. His experience in these organizations has allowed him to refine his expertise in toner technology and contribute to significant advancements in the industry.

Collaborations

Uchida has collaborated with several talented individuals, including Masafumi Uchida and Kenji Hayashi. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Tsuyoshi Uchida's contributions to toner technology and his impressive portfolio of patents highlight his role as a key innovator in the field. His work continues to influence the development of high-quality imaging solutions.

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]