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For the Inventor, By the Inventor

Kobe, Japan

Keiji Moriyama

This inventor holds 85 USPTO granted patents, primarily in Golf Ball Technology (CPC class A63B3-706). Top assignees: Sumitomo Rubber Industries Limited, Sri Sports Limited, Bycen Co., Ltd.. Active years: 1995-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Moriyama. Retrieved from https://idiyas.com/inventor/keiji-moriyama

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

USPTO Granted Patents = 85

% Patents Active = 84.7

Average Co-Inventor Count = 2.3

ph-index = 24

Forward Citations = 1,971(Granted Patents)

Forward Citations (Not Self Cited) = 1,951(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Nishinomiya, JP (2000)
  • Shirakawa, JP (1997 - 2001)
  • Fukuchiyama, JP (2000 - 2001)
  • Akashi, JP (1995 - 2006)
  • Kobe, JP (2002 - 2014)

Company Filing History:

goldMedal67 out of 4,544 
 
Sumitomo Rubber Industries Limited
 patents
silverMedal18 out of 628 
 
Sri Sports Limited
 patents
bronzeMedal1 out of 1 
 
Bycen Co., Ltd.
 patent
4. 1 out of 99 
 
Kansai University
 patents
where one patent can have more than one assignee

Years Active: 1995-2014

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Areas of Expertise:
Golf Ball
Golf Swing Analysis
Golf Club Selection
Multi-Piece Golf Ball
Solid Golf Ball
Thread Wound Golf Ball
Golf Putter Design
Golf Ball Manufacturing
Acceleration Sensors
Golf Club Analysis
Hardness Profile
Production Process
85 patents (USPTO):Explore Patents
1. 8894509 - Golf ball (2014-11-25),
2. 8852016 - Golf swing analysis apparatus (2014-10-07),
3. 8801547 - Method for selecting golf club (2014-08-12),
4. 8672778 - Golf ball (2014-03-18),
5. 8523696 - Golf swing analysis method using attachable acceleration sensors (2013-09-03),
6. 8142300 - Analysis method of golf club (2012-03-27),
7. 7841954 - Multi-piece solid golf ball (2010-11-30),
8. 7371187 - Golf putter and method of designing the same (2008-05-13),
9. 7326125 - Golf club (2008-02-05),
10. 7229583 - Method of producing a golf ball (2007-06-12),
11. 7226557 - Method of producing a golf ball (2007-06-05),
12. 7208114 - Golf ball manufacturing method (2007-04-24),
13. 7121959 - Multi-piece solid golf ball (2006-10-17),
14. 7087201 - Process for producing golf ball (2006-08-08),
15. 7059979 - Golf ball (2006-06-13),

Title: The Innovative Journey of Keiji Moriyama

Introduction:

Keiji Moriyama, a distinguished inventor hailing from Kobe, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Keiji Moriyama's latest patents showcase his commitment to innovation and technological advancement, with a focus on cutting-edge solutions in the realm of electronics and robotics.

Career Highlights:

Throughout his illustrious career, Keiji Moriyama has been at the forefront of pioneering technological advancements. His work has not only revolutionized the industry but has also set new standards for innovation in Japan and beyond.

Collaborations:

Keiji Moriyama has collaborated with leading research institutions, universities, and tech companies to further his inventions and bring them to fruition. His partnerships have been instrumental in pushing the boundaries of technological innovation.

Conclusion:

In conclusion, Keiji Moriyama stands as a beacon of innovation in the world of technology. His relentless pursuit of excellence and his passion for pushing the boundaries of what is possible have solidified his position as a visionary inventor in Kobe, Japan, and beyond.

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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