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For the Inventor, By the Inventor

Hitachinaka, Japan

Yoshikazu Yokoyama

This inventor holds 10 USPTO granted patents. Top assignees: Hitachi Koki Co., Ltd., Koki Holdings Co., Ltd.. Active years: 2003-2024.

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

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

Calculating rank
USPTO Granted Patents = 10

% Patents Active = 70.0

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 63(Granted Patents)


Location History:

  • Hitachinaka, JP (2003 - 2024)
  • Ibaraki, JP (2005 - 2024)

Company Filing History:

goldMedal7 out of 1,267 
 
Hitachi Koki Co., Ltd.
 patents
silverMedal3 out of 212 
 
Koki Holdings Co., Ltd.
 patents

Years Active: 2003-2024

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10 patents (USPTO):Explore Patents
1. 12030129 - Working machine (2024-07-09),
2. 11926011 - Powered tool (2024-03-12),
3. 11780071 - Power tool (2023-10-10),
4. 9144923 - Portable cutting machine (2015-09-29),
5. 8984710 - Blower apparatus and an air conveying apparatus (2015-03-24),
6. D638035 - Engine blower (2011-05-17),
7. D591916 - Engine blower (2009-05-05),
8. 6909207 - Electric tool and its insulating method (2005-06-21),
9. 6863135 - Electric power tool (2005-03-08),
10. 6619410 - Electric power tool (2003-09-16),

Title: The Innovative Journey of Inventor Yoshikazu Yokoyama

Introduction: Yoshikazu Yokoyama is a renowned inventor hailing from Hitachinaka, Japan. His groundbreaking work in the field of technology has earned him a well-deserved reputation as a pioneer in innovation.

Latest Patents: Yoshikazu Yokoyama holds several patents in various technological domains, showcasing his versatility and ingenuity in creating novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Yoshikazu Yokoyama has consistently pushed the boundaries of technological advancement. His contributions have revolutionized industries and improved the lives of many through his innovative creations.

Collaborations: Yoshikazu Yokoyama has collaborated with leading tech companies and research institutions to further his inventions and bring them to the market. His ability to work in diverse teams has led to the successful implementation of his groundbreaking ideas.

Conclusion: In conclusion, Yoshikazu Yokoyama stands as a beacon of innovation in the world of technology. His relentless pursuit of excellence and passion for creating solutions that make a difference have solidified his legacy as a true visionary in the field of invention.

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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