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For the Inventor, By the Inventor

Kanagawa, Japan

Taketoshi Hoshizaki

This inventor holds 31 USPTO granted patents, plus 3 CIPO patents, primarily in Electrophotographic Technology. Top assignees: Fuji Xerox Co., Ltd., Xerox Corporation, Fujifilm Business Innovation Corp.. Active years: 1991-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Taketoshi Hoshizaki. Retrieved from https://idiyas.com/inventor/taketoshi-hoshizaki

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

USPTO Granted Patents = 31

% Patents Active = 87.1


Average Co-Inventor Count = 4.3

ph-index = 7

Forward Citations = 169(Granted Patents)


Location History:

  • Minami Arhigara, JP (1999)
  • Minami-ashigara, JP (1995 - 2010)
  • Kanagawa, JP (1991 - 2018)
  • Ebina, JP (2021)

Company Filing History:

goldMedal30 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal2 out of 24,261 
 
Xerox Corporation
 patents
bronzeMedal1 out of 2,407 
 
Fujifilm Business Innovation Corp.
 patents
where one patent can have more than one assignee

Years Active: 1991-2021

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Areas of Expertise:
Electrophotographic Photoreceptor
Process Cartridge
Image Forming Apparatus
Conductive Member
Charging Device
Cleaning Member
Charge-Transporting Copolymer
Multilayer Electrophotographic
Selenium
Titanyl Phthalocyanine
Charging Roll
Multibeam Exposure Unit
31 patents (USPTO):Explore Patents
1. 11209740 - Electrophotographic photoreceptor, process cartridge, and image forming apparatus (2021-12-28),
2. 10095138 - Electrophotographic photoreceptor, process cartridge, and image forming apparatus (2018-10-09),
3. 9939743 - Electrophotographic photoreceptor, process cartridge, and image forming apparatus (2018-04-10),
4. 9823598 - Conductive member, process cartridge, and image forming apparatus (2017-11-21),
5. 9720343 - Conductive member, charging device, process cartridge, and image forming apparatus (2017-08-01),
6. 9280079 - Charging member, process cartridge, and image forming apparatus (2016-03-08),
7. 9046803 - Charging roll, charging unit, process cartridge, image forming apparatus, and method of manufacturing charging roll (2015-06-02),
8. 8467697 - Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus (2013-06-18),
9. 8090298 - Electrostatic charging member, electrostatic charging device, process cartridge and image forming apparatus (2012-01-03),
10. 7702256 - Image-forming apparatus including an electrophotographic photoreceptor having an undercoat layer with metal oxide particles and an acceptor compound (2010-04-20),
11. 7561828 - Image-forming apparatus including an electrophotographic photoreceptor having an undercoat layer (2009-07-14),
12. 7358984 - Image forming apparatus including multibeam exposure unit having surface emitting laser array (2008-04-15),
13. 6876371 - Image forming apparatus (2005-04-05),
14. 6773857 - Electrophotographic photoreceptor, processes for producing the same, process cartridge, and electrophotographic apparatus (2004-08-10),
15. 6395440 - Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus using the same (2002-05-28),

Title: The Innovative Journey of Taketoshi Hoshizaki

Introduction:

Taketoshi Hoshizaki, a pioneering inventor hailing from Kanagawa, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents:

Hoshizaki's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights:

With a career spanning over two decades, Hoshizaki has been at the forefront of technological advancements. He has held key positions in leading research institutions and has been instrumental in developing cutting-edge technologies.

Collaborations:

Throughout his career, Hoshizaki has collaborated with top universities, multinational companies, and research institutions to bring his inventions to life. His collaborative efforts have led to the successful implementation of innovative solutions in various industries.

Conclusion:

In conclusion, Taketoshi Hoshizaki's relentless pursuit of innovation and his passion for pushing the boundaries of technology have established him as a prominent figure in the world of inventions. His contributions continue to inspire future generations of inventors and shape the landscape of 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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