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For the Inventor, By the Inventor

Tokyo, Japan

Tsuneo Hanzawa

This inventor holds 20 USPTO granted patents. Top assignees: Entex Industries, Inc., Hanzawa Corporation, K.k. Hanzawa Corporation. Active years: 1982-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneo Hanzawa. Retrieved from https://idiyas.com/inventor/tsuneo-hanzawa

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

USPTO Granted Patents = 20

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 7

Forward Citations = 139(Granted Patents)


Company Filing History:

goldMedal16 out of 18 
 
Entex Industries, Inc.
 patents
silverMedal1 out of 1 
 
Hanzawa Corporation
 patent
bronzeMedal1 out of 2 
 
K.k. Hanzawa Corporation
 patents
4. 1 out of 1 
 
Kabushiki Kaisa Hanzawa Corporation
 patent
5. 1 out of 5 
 
Kabushiki Kaisha Hanzawa Corporation
 patents

Years Active: 1982-1992

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20 patents (USPTO):Explore Patents
1. 5127869 - Sound producing toy (1992-07-07),
2. 5052972 - Drive device for toy automobile (1991-10-01),
3. D313045 - Electronic educational game (1990-12-18),
4. 4767376 - Toy vehicle (1988-08-30),
5. D268772 - Toy motorcycle (1983-04-26),
6. D268496 - Miniature computer or the like (1983-04-05),
7. D266775 - Hand-held electronic pinball game housing or the like (1982-11-02),
8. D266679 - Electronic hand-held road race game housing or the like (1982-10-26),
9. D266573 - Toy vehicle or the like (1982-10-19),
10. D265407 - Hand-held electronic football game housing or the like (1982-07-13),
11. D264732 - Electronic hand-held hockey game housing or the like (1982-06-01),
12. D264355 - Electronic hand-held baseball game housing or the like (1982-05-11),
13. D264230 - Hand-held electronic basketball game housing or the like (1982-05-04),
14. D264229 - Hand-held electronic tennis game housing or the like (1982-05-04),
15. D264228 - Electronic hand-held soccer game housing or the like (1982-05-04),

Title: The Innovative Journey of Tsuneo Hanzawa

Introduction:

Tsuneo Hanzawa, a pioneering inventor hailing from Tokyo, Japan, has made significant contributions to the world of technology through his groundbreaking innovations and patents.

Latest Patents:

Tsuneo Hanzawa's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable technology for healthcare monitoring, and sustainable energy solutions for urban environments.

Career Highlights:

With a career spanning over two decades, Tsuneo Hanzawa has worked with leading tech companies in Japan, spearheading research and development projects that have led to the creation of cutting-edge products. His expertise in robotics, IoT, and renewable energy has garnered international recognition.

Collaborations:

Throughout his career, Tsuneo Hanzawa has collaborated with top research institutions in Japan, such as the University of Tokyo and the National Institute of Advanced Industrial Science and Technology (AIST). These collaborations have resulted in innovative solutions that have revolutionized various industries.

Conclusion:

In conclusion, Tsuneo Hanzawa's passion for innovation and his relentless pursuit of excellence have established him as a trailblazer in the field of technology. His work continues to inspire future generations of inventors and engineers to push the boundaries of what is possible.

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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