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For the Inventor, By the Inventor

Kawaguchi, Japan

Yoshikazu Tani

This inventor holds 53 USPTO granted patents and 1 EPO patent, primarily in Cosmetic Application Containers (CPC class A45D). Top assignees: Tokiwa Corporation, Benefit Cosmetics LLC, Shiseido Company, Limited. Active years: 1997-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Tani. Retrieved from https://idiyas.com/inventor/yoshikazu-tani

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

Calculating rank
USPTO Granted Patents = 53

% Patents Active = 86.8

 

Average Co-Inventor Count = 1.0

ph-index = 10

Forward Citations = 331(Granted Patents)

Forward Citations (Not Self Cited) = 302(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Oji, JP (2007)
  • Kita-ku, JP (2005 - 2010)
  • Tokyo, JP (1997 - 2012)
  • Nakatsugawa, JP (2012)
  • Kawaguchi, JP (2008 - 2023)
  • Saitama, JP (2015 - 2023)

Company Filing History:

goldMedal43 out of 123 
 
Tokiwa Corporation
 patents
silverMedal1 out of 9 
 
Benefit Cosmetics LLC
 patents
bronzeMedal1 out of 1,040 
 
Shiseido Company, Limited
 patents
4. 1 out of 1 
 
Takiwa Corporation
 patent
5. 7 out of 834,601 
Other
 patents

Years Active: 1997-2023

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Areas of Expertise:
Cosmetic Applicator
Extruding Container
Feeding Pencil
Coating Material
Application Container
Sharpener
Filler
Rod-Shaped Container
Stick-Shaped Container
Multi Pencil
Cosmetic Material
53 patents (USPTO):Explore Patents
1. 11745920 - Application container with weakened portion (2023-09-05),
2. 11659913 - Application container with leading cylinder (2023-05-30),
3. D986499 - Applicator tip for a cosmetic container (2023-05-16),
4. 11166537 - Coating material feeding container (2021-11-09),
5. 10967667 - Feeding pencil (2021-04-06),
6. 10945509 - Application container (2021-03-16),
7. 10870309 - Sharpener (2020-12-22),
8. 10869532 - Application container (2020-12-22),
9. 10681972 - Coating material feeding container (2020-06-16),
10. 10377167 - Feeding pencil (2019-08-13),
11. D854085 - Pencil sharpener (2019-07-16),
12. 10239343 - Feeding pencil (2019-03-26),
13. 10076925 - Feeding pencil (2018-09-18),
14. 9788635 - Rod-shaped cosmetic material feeding container (2017-10-17),
15. 9738113 - Multi pencil (2017-08-22),

Title: Yoshikazu Tani: Pioneering Inventor from Kawaguchi

Introduction: Yoshikazu Tani is a renowned inventor hailing from Kawaguchi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tani'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 two decades, Tani has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Tani has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Yoshikazu Tani's relentless pursuit of innovation and his passion for pushing the boundaries of technology make him a true visionary in the world of inventors. His work continues to inspire future generations to dream big and create a better tomorrow.

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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