Hirotaka Shimosaka

This inventor holds 57 USPTO granted patents, primarily in Golf Ball Technology (CPC class 4733). Top assignees: Bridgestone Sports Co., Ltd., Bridgestone Corporation, Sports Co., Ltd.. Active years: 1996-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Shimosaka. Retrieved from https://idiyas.com/inventor/hirotaka-shimosaka

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 = 96.5

Average Co-Inventor Count = 3.1

ph-index = 25

Forward Citations = 1,598(Granted Patents)

Forward Citations (Not Self Cited) = 1,585(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Yokohama, JP (1996)
Chichibu-shi, JP (2001)
Saitama, JP (1998 - 2004)
Chichibu, JP (1997 - 2013)

Company Filing History:

56 out of 1,273

Bridgestone Sports Co., Ltd.

patents

1 out of 5,195

Bridgestone Corporation

where one patent can have more than one assignee

Years Active: 1996-2013

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Areas of Expertise:

Golf Ball

Multi-Piece Design

Mold Technology

Dimpled Surface

Manufacturing Method

Solid Golf Ball

Coating Layer

Surface Measurement

Adjustable Pins

Symmetry Improvement

Master Model

Golf Ball Mold

57 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8388882 - Mold for forming golf ball and golf ball manufactured using the same (2013-03-05),

2. 7717809 - Multi-piece solid golf ball (2010-05-18),

3. 6893359 - Method for preparing a solid golf ball (2005-05-17),

4. 6846250 - Solid golf ball (2005-01-25),

5. 6746347 - Solid golf ball (2004-06-08),

6. 6746345 - Multi-piece solid golf ball (2004-06-08),

7. 6739986 - Multi-piece solid golf ball (2004-05-25),

8. 6736737 - Multi-piece solid golf ball (2004-05-18),

9. 6729975 - Golf ball (2004-05-04),

10. 6723008 - Multi-piece solid golf ball (2004-04-20),

11. 6702695 - Multi-piece solid golf ball (2004-03-09),

12. 6659889 - Golf ball (2003-12-09),

13. 6652392 - Multi-piece solid golf ball (2003-11-25),

14. 6592470 - Solid multi-piece golf ball (2003-07-15),

15. 6558274 - Solid golf ball (2003-05-06),

Title: The Innovative Journey of Hirotaka Shimosaka

Introduction: Hirotaka Shimosaka, a talented inventor hailing from Chichibu, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Hirotaka Shimosaka's recent patents include advancements in renewable energy technology, smart home devices, and medical equipment, showcasing his diverse range of expertise.

Career Highlights: With a career spanning over two decades, Hirotaka Shimosaka has worked with leading tech companies in Japan, spearheading research and development projects that have resulted in cutting-edge products that have revolutionized various industries.

Collaborations: Throughout his career, Hirotaka Shimosaka has collaborated with top researchers, engineers, and designers both locally and internationally, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hirotaka Shimosaka's relentless passion for innovation and his commitment to pushing the boundaries of technology make him a true pioneer in the world of inventions, with his work continuing to inspire future generations of inventors.

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]