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For the Inventor, By the Inventor

Amagasaki, Japan

Masato Koyama

This inventor holds 16 USPTO granted patents and 2 published patent applications, plus 2 CIPO patents and 1 EPO patent. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation, Kobelco Construction Machinery Co., Ltd.. Active years: 1988-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masato Koyama. Retrieved from https://idiyas.com/inventor/masato-koyama-5e7dog88

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

USPTO Granted Patents = 16 

% Patents Active = 87.5



Average Co-Inventor Count = 2.3

ph-index = 12

Forward Citations = 354(Granted Patents)


Location History:

  • Amagasaki, JP (1992 - 1993)
  • Hyogo, JP (1988 - 1995)
  • Sanda, JP (2005)
  • Tokyo, JP (2000 - 2015)

Company Filing History:

goldMedal12 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal2 out of 16,618 
 
Mitsubishi Electric Corporation
 patents
bronzeMedal1 out of 640 
 
Kobelco Construction Machinery Co., Ltd.
 patents
4. 1 out of 488 
 
Mitsubishi Denki K.k.
 patents
5. 1 out of 58,147 
 
Sony Corporation
 patents
where one patent can have more than one assignee

Years Active: 1988-2026

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16 patents (USPTO):Explore Patents
1. 12531450 - Rotating electric machine (2026-01-20),
2. D736815 - Portion of display panel or screen with an icon (2015-08-18),
3. 8866342 - Power converting apparatus (2014-10-21),
4. 7078330 - Metal electrode and bonding method using the metal electrode (2006-07-18),
5. 6864663 - Hybrid vehicle power control apparatus and hybrid construction equipment using the power control apparatus (2005-03-08),
6. 6194864 - Control device for induction motor (2001-02-27),
7. 6088246 - Method of and device for controlling pulse width modulation inverter (2000-07-11),
8. 5432422 - Method and apparatus for controlling the positioning and reducing (1995-07-11),
9. 5428285 - Position controller for controlling an electric motor (1995-06-27),
10. 5355297 - Three-level three-phase inverter apparatus (1994-10-11),
11. 5267136 - DC-DC converter having parallel converter circuits (1993-11-30),
12. 5264773 - Controller for induction motor (1993-11-23),
13. 5247237 - Control device of induction motor (1993-09-21),
14. 5189603 - DC to AC electric power converting apparatus (1993-02-23),
15. 5159539 - High frequency DC/AC power converting apparatus (1992-10-27),

Title: The Innovative Journey of Masato Koyama

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

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

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

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

Conclusion: Masato Koyama's relentless pursuit of innovation and his passion for creating cutting-edge technologies have solidified his position as a visionary 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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