Tokyo, Japan

Katsuhiko Yokohama

This inventor holds 17 USPTO granted patents and 17 published patent applications, plus 2 CIPO patents and 4 EPO patents, primarily in Gasification Technology. Top assignees: Mitsubishi Heavy Industries Limited, Mitsubishi Hitachi Power Systems, Ltd., Central Research Institute of Electric Power Industry. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiko Yokohama. Retrieved from https://idiyas.com/inventor/katsuhiko-yokohama

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 58.8


 

Average Co-Inventor Count = 4.3

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Nagasaki, JP (1999 - 2016)
  • Tokyo, JP (2016 - 2022)

Company Filing History:

goldMedal9 out of 4,751 
 
Mitsubishi Heavy Industries Limited
 patents
silverMedal5 out of 651 
 
Mitsubishi Hitachi Power Systems, Ltd.
 patents
bronzeMedal2 out of 112 
 
Central Research Institute of Electric Power Industry
 patents
4. 2 out of 80 
 
Chubu Electric Power Company, Inc.
 patents
5. 2 out of 44 
 
Electric Power Development Co., Ltd.
 patents
6. 2 out of 19 
 
Hokkaido Electric Power Company, Inc.
 patents
7. 2 out of 12 
 
Hokuriku Electric Power Company
 patents
8. 2 out of 2 
 
Joban Joint Power Co., Ltd.
 patents
9. 2 out of 32 
 
Kyushu Electric Power Co., Inc.
 patents
10. 2 out of 221 
 
Mitsubishi Power, Ltd.
 patents
11. 2 out of 17 
 
Shikoku Electric Power Co., Inc.
 patents
12. 2 out of 67 
 
The Chugoku Electric Power Co., Inc.
 patents
13. 2 out of 195 
 
The Kansai Electric Power Co., Inc.
 patents
14. 2 out of 177 
 
The Tokyo Electric Power Company, Incorporated
 patents
15. 2 out of 66 
 
Tohoku Electric Power Company, Inc.
 patents
16. 1 out of 1,326 
 
Mitsubishi Jukogyo Kabushiki Kaisha
 patents
17. 1 out of 1 
 
Ryoen Technical Service Corp.
 patent
18. 1 out of 1,358 
 
The University of Tokyo
 patents
where one patent can have more than one assignee

Years Active: 1999-2022

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Areas of Expertise:
Gasification Facility
Burner Device
Abnormality Diagnosis
Coal Gasifier
Dust Collector
Char Recovery System
Gas Combustion Treatment
Pressurized Gasification
Cooling Pipe Detection
Integrated Gasification
Slag Monitoring
Drying Apparatus
17 patents (USPTO):Explore Patents

Title: Katsuhiko Yokohama - Pioneering Inventor from Tokyo

Introduction: Katsuhiko Yokohama is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Katsuhiko Yokohama holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Yokohama has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Katsuhiko Yokohama has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Katsuhiko Yokohama's relentless pursuit of innovation and his passion for creating technology that positively impacts society solidify his position as a trailblazing inventor in the global tech landscape.

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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