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For the Inventor, By the Inventor

Tochigi, Japan

Kanji Matsutani

This inventor holds 64 USPTO granted patents and 8 published patent applications and 13 EPO patents, primarily in Medical Devices (CPC class 2191). Top assignees: Mani, Inc., Matsutani Seisakusho Co., Ltd., Kabushiki Kaisha Matsutani Seisakusho. Active years: 1981-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kanji Matsutani. Retrieved from https://idiyas.com/inventor/kanji-matsutani

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

USPTO Granted Patents = 64 

% Patents Active = 96.9

 

Average Co-Inventor Count = 2.1

ph-index = 19

Forward Citations = 1,474(Granted Patents)

Forward Citations (Not Self Cited) = 1,427(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Shioya, JP (1990 - 1991)
  • Takanezawa, JP (1981 - 1993)
  • Takanezawa-machi, JP (2001 - 2008)
  • Tochigi, JP (1989 - 2012)
  • Tochigi-ken, JP (1998 - 2012)
  • Utsunomiya, JP (2008 - 2015)

Company Filing History:

goldMedal33 out of 79 
 
Mani, Inc.
 patents
silverMedal18 out of 20 
 
Matsutani Seisakusho Co., Ltd.
 patents
bronzeMedal7 out of 7 
 
Kabushiki Kaisha Matsutani Seisakusho
 patents
4. 4 out of 5 
 
Matsutani Seisakusho
 patents
5. 1 out of 26 
 
Kabushiki Kaisha
 patents
6. 1 out of 1 
 
Kabushiki Kaisha Matsutani Seiskusho
 patent
7. 1 out of 1 
 
Matsutani Seisakucho Co., Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1981-2015

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Areas of Expertise:
Medical Stapler
Suture Needle
Surgical Knife
Eyeless Sewing Needle
Dental Handpiece
Optical Fiber Machining
Endodontic Instrument
Surgical Stapler
Medical Scalpel
Suturing Device
Root Canal Tool
Cutting Tool
64 patents (USPTO):Explore Patents
1. 9149275 - Medical stapler and magazine (2015-10-06),
2. 9138224 - Bending method of medical suture needle and medical suture needle (2015-09-22),
3. 8826958 - Crimping device for attaching a medical suture thread to a medical suture needle (2014-09-09),
4. 8597326 - Suturing needle (2013-12-03),
5. 8328832 - Medical knife (2012-12-11),
6. 8323301 - Medical knife (2012-12-04),
7. 8307684 - Bending method of medical suturing needle (2012-11-13),
8. 8137353 - Surgical saw (2012-03-20),
9. 8105354 - Triangular suture needle (2012-01-31),
10. 8028870 - Eyeless sewing needle and fabrication method for the same (2011-10-04),
11. 7977603 - Method of manufacturing an eyeless suture needle (2011-07-12),
12. 7789730 - Method of manufacturing treatment device and treatment device (2010-09-07),
13. 7662170 - Medical needle and cutting tool (2010-02-16),
14. 7648516 - Medical knife (2010-01-19),
15. 7458494 - Surgical stapler with sound producing mechanism to signal the completion of the stapling process (2008-12-02),

Title: Kanji Matsutani: Pioneering Inventor from Tochigi-ken, Japan

Introduction: Kanji Matsutani is a renowned inventor hailing from Tochigi-ken, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Matsutani's latest patents include advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to creating a more efficient and sustainable future.

Career Highlights: With a career spanning over three decades, Matsutani has worked with leading tech companies in Japan, spearheading research and development projects that have led to numerous patented inventions in various industries.

Collaborations: Matsutani has collaborated with top research institutions and universities in Japan, fostering a culture of innovation and knowledge-sharing. His partnerships have resulted in cutting-edge technologies that have revolutionized the way we interact with the world.

Conclusion: Kanji Matsutani's relentless pursuit of innovation and his passion for creating impactful solutions have solidified his position as a trailblazing inventor in the global tech landscape. His work continues to inspire future generations of inventors and innovators worldwide.

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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