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For the Inventor, By the Inventor

Yokohama, Japan

Kiyoshi Iwamoto

This inventor holds 14 USPTO granted patents and 4 EPO patents, primarily in Optical Components. Top assignees: Mitsubishi Pencil Kabushiki Kaisha, Mitsubishi Pencil Company, Limited, Samsung Electronics Co., Ltd.. Active years: 2000-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Iwamoto. Retrieved from https://idiyas.com/inventor/kiyoshi-iwamoto

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 78.6

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Tokyo, JP (2015 - 2017)
  • Shinagawa-ku, JP (2023)
  • Yokohama, JP (2000 - 2024)

Company Filing History:

goldMedal6 out of 196 
 
Mitsubishi Pencil Kabushiki Kaisha
 patents
silverMedal5 out of 396 
 
Mitsubishi Pencil Company, Limited
 patents
bronzeMedal3 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents

Years Active: 2000-2024

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Areas of Expertise:
Range Hood
Writing Tool
Heating Cooker
Oven
Optical Coupling
Optical Connector
Optical Collimator
Water-Based Ink
Ballpoint Pen
Ink Follower
Manufacturing Method
Metallic Ink
14 patents (USPTO):Explore Patents
1. 11867407 - Range hood (2024-01-09),
2. 11654711 - Writing tool provided with refill (2023-05-23),
3. 11353219 - Heating cooker (2022-06-07),
4. 10670277 - Oven (2020-06-02),
5. 9638860 - Optical coupling member and optical connector using the same, and optical coupling member holding member (2017-05-02),
6. 9372313 - Optical coupling member and optical connector using the same, and optical coupling member holding member (2016-06-21),
7. 9195016 - Optical connector (2015-11-24),
8. 8687929 - Optical collimator, optical connector using same and holding member for optical collimator (2014-04-01),
9. 7345100 - Water-based ink composition for ball-point pen (2008-03-18),
10. 7279512 - Water-based ink composition for ballpoint pen (2007-10-09),
11. 6391927 - Method for manufacturing ink follower for water base ballpoint pens (2002-05-21),
12. 6376560 - Ink follower for water-base ballpoint pens and method of manufacturing the same (2002-04-23),
13. 6227738 - Method of manufacturing ink follower for water-base ballpoint pens (2001-05-08),
14. 6120590 - Water-base ink having metallic lustrous color for ballpoint pen (2000-09-19),

Title: The Innovative Journey of Kiyoshi Iwamoto

Introduction: Kiyoshi Iwamoto, a pioneering inventor hailing from Yokohama, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Kiyoshi Iwamoto's latest patents include advancements in renewable energy technologies, medical devices, and sustainable agriculture practices, showcasing his diverse range of expertise and forward-thinking approach.

Career Highlights: Throughout his illustrious career, Kiyoshi Iwamoto has been recognized for his innovative spirit and problem-solving abilities. His inventions have not only revolutionized various industries but have also improved the quality of life for many individuals around the globe.

Collaborations: Kiyoshi Iwamoto has collaborated with leading research institutions, universities, and companies to further develop and commercialize his inventions. His collaborative efforts have resulted in the successful implementation of cutting-edge technologies in real-world applications.

Conclusion: In conclusion, Kiyoshi Iwamoto's passion for innovation, coupled with his relentless pursuit of excellence, has established him as a prominent figure in the world of inventors. His dedication to creating impactful solutions to complex challenges continues to inspire future generations of innovators.

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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