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For the Inventor, By the Inventor

Tokyo, Japan

Hiroyuki Arai

This inventor holds 57 USPTO granted patents and 6 published patent applications and 12 EPO patents, primarily in Image Forming Technology (CPC class B01D). Top assignees: Konica Corporation, Konica Minolta Business Technologies, Inc., Konica Minolta, Inc.. Active years: 1986-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Arai. Retrieved from https://idiyas.com/inventor/hiroyuki-arai

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

USPTO Granted Patents = 57 

% Patents Active = 68.4

 

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 270(Granted Patents)

Forward Citations (Not Self Cited) = 264(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawasaki, JP (1988)
  • Asahi-ku, Yokohama-shi, Kanagawa-ken, JP (2003)
  • Yokohama-shi, Kanagawa JP (2004)
  • Bunkyo-ku, Tokyo JP (2006)
  • Kamakura, JP (2016 - 2018)
  • Hachioji, JP (1990 - 2020)
  • Fujimino, JP (2020)
  • Kanagawa, JP (1986 - 2022)
  • Tokyo, JP (1998 - 2022)

Company Filing History:

goldMedal10 out of 3,106 
 
Konica Corporation
 patents
silverMedal6 out of 2,526 
 
Konica Minolta Business Technologies, Inc.
 patents
bronzeMedal5 out of 4,387 
 
Konica Minolta, Inc.
 patents
4. 4 out of 58,145 
 
Sony Corporation
 patents
5. 4 out of 439 
 
Suntory Limited
 patents
6. 3 out of 996 
 
Asahi Kasei Kabushiki Kaisha
 patents
7. 3 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
8. 3 out of 1,356 
 
The University of Tokyo
 patents
9. 2 out of 2,576 
 
Ebara Corporation
 patents
10. 2 out of 12 
 
Fujisoku Electric Co., Ltd.
 patents
11. 2 out of 107 
 
Hosokawa Yoko Co., Ltd.
 patents
12. 2 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
13. 2 out of 503 
 
Thk Co., Ltd.
 patents
14. 2 out of 2 
 
Universal View Co., Ltd.
 patents
15. 1 out of 5 
 
Ihi Transport Machinery Co., Ltd.
 patents
16. 1 out of 713 
 
Konica-Minolta Holdings, Inc.
 patents
17. 1 out of 9 
 
Satori Electric Co., Ltd.
 patents
18. 1 out of 3,696 
 
Shimadzu Corporation
 patents
19. 1 out of 1,704 
 
Shinko Electric Industries Co., Ltd.
 patents
20. 1 out of 1,051 
 
Tohoku University
 patents
21. 1 out of 100 
 
Yokohama National University
 patents
22. 3 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1986-2025

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Areas of Expertise:
Image Forming Apparatus
Color Image Forming
Image Forming System
Packaging Bag
Membrane Distillation
Sensor Module
Photocatalyst Injection
Exhaust Gas Treatment
Chemical Solution Injection
Soft Contact Lens
Antenna Apparatus
Motion Guide Device
57 patents (USPTO):Explore Patents
1. 12194416 - Membrane distillation module and membrane distillation apparatus (2025-01-14),
2. 12117426 - Biological membrane phosphoinositide separation method (2024-10-15),
3. 11495885 - Sensor module (2022-11-08),
4. 11352270 - Porous membrane for membrane distillation, and method for operating membrane distillation module (2022-06-07),
5. 10898858 - Membrane distillation apparatus and hydrophobic porous membrane (2021-01-26),
6. 10773491 - Laminate, packaging bag, packaging bag with plug, and packaging bag with plug with hydrogenous-water (2020-09-15),
7. 10649383 - Image forming apparatus (2020-05-12),
8. 10618696 - Packaging bag and method for manufacturing packaging bag (2020-04-14),
9. 10362185 - Image forming apparatus, image forming system, and control program for image forming system (2019-07-23),
10. 10032531 - Chemical solution injection system and chemical solution injection method (2018-07-24),
11. 9885984 - Image forming apparatus, image forming method and computer readable medium (2018-02-06),
12. 9858018 - Image forming system and image forming apparatus (2018-01-02),
13. 9851673 - Image forming system and image forming method (2017-12-26),
14. 9824782 - Photocatalyst injection method and photocatalyst injection system (2017-11-21),
15. 9410252 - Corrosion inhibitor injecting method (2016-08-09),

Title: Hiroyuki Arai: Pioneering Inventor from Tokyo

Introduction: Hiroyuki Arai is a distinguished inventor hailing from the vibrant city of Tokyo, Japan. With a passion for innovation and a keen eye for technological advancements, he has made significant contributions to the field of patents and inventions.

Latest Patents: Hiroyuki Arai holds several groundbreaking patents in various industries, ranging from electronics to healthcare. His recent patents showcase his commitment to pushing the boundaries of innovation and creating solutions for real-world problems.

Career Highlights: Throughout his illustrious career, Hiroyuki Arai has been recognized for his inventive spirit and entrepreneurial mindset. His ability to transform ideas into tangible products has earned him a reputation as a visionary in the world of inventions.

Collaborations: Hiroyuki Arai has collaborated with leading companies and research institutions to bring his inventions to life. His partnerships have been instrumental in turning innovative concepts into successful products that have made a positive impact on society.

Conclusion: In conclusion, Hiroyuki Arai's dedication to innovation and his relentless pursuit of excellence have established him as a trailblazer in the world of inventions. His remarkable achievements continue to inspire aspiring inventors and shape the future of technology.

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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