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For the Inventor, By the Inventor

Fukuoka, Japan

Katsutoshi Yamanaka

This inventor holds 23 USPTO granted patents and 6 published patent applications, primarily in Power Conversion Technology. Top assignee: Kabushiki Kaisha Yaskawa Denki. Active years: 2000-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutoshi Yamanaka. Retrieved from https://idiyas.com/inventor/katsutoshi-yamanaka

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

USPTO Granted Patents = 23 

% Patents Active = 56.5

Average Co-Inventor Count = 1.8

ph-index = 10

Forward Citations = 276(Granted Patents)


Location History:

  • Kitakyushu-shi, JP (2010)
  • Kitakyushu, JP (2012 - 2015)
  • Kitayushu, JP (2015)
  • Fukuoka, JP (2000 - 2017)

Company Filing History:

goldMedal23 out of 1,138 
 
Kabushiki Kaisha Yaskawa Denki
 patents

Years Active: 2000-2017

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Areas of Expertise:
Electric Power Converter
Power Conditioning
PWM Inverter
Three-Level Inverter
Current-Source Converter
Power Conversion Apparatus
Winding Switching
Linear Motor Device
Cycloconverter
Neutral Point Clamping
Pulse-Width Modulation
Inverter Control
23 patents (USPTO):Explore Patents
1. 9712079 - Electric power converter and control method for electric power converter (2017-07-18),
2. 9136774 - Power converting apparatus (2015-09-15),
3. 9036387 - Alternating-current/direct-current converter (2015-05-19),
4. 9001542 - Current-source power converting apparatus (2015-04-07),
5. 8964428 - Power conversion device (2015-02-24),
6. 8947897 - Current-source power converting apparatus (2015-02-03),
7. 8830707 - Power converter (2014-09-09),
8. 8773876 - Three-level inverter, power conditioner, and power generating system (2014-07-08),
9. 8508961 - Power conversion apparatus (2013-08-13),
10. 8384317 - Linear motor device (2013-02-26),
11. 8269450 - Winding switching apparatus and winding switching system (2012-09-18),
12. 8183817 - Apparatus for switching windings of AC three-phase motor (2012-05-22),
13. 8080958 - Power conversion device (2011-12-20),
14. 7701740 - Apparatus for three phase PWM cycloconverter (2010-04-20),
15. 7068526 - PWM inverter device (2006-06-27),

Title: Katsutoshi Yamanaka: Pioneering Inventor from Fukuoka, JP

Introduction: Katsutoshi Yamanaka is a renowned inventor hailing from Fukuoka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yamanaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

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

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

Conclusion: Katsutoshi Yamanaka's dedication to pushing the boundaries of technology and his passion for innovation continue to inspire the next generation of inventors and researchers worldwide.

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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