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For the Inventor, By the Inventor

Nagoya, Japan

Masayuki Kamiyama

This inventor holds 33 USPTO granted patents and 1 published patent application and 3 EPO patents, primarily in Power Transmission Technology. Top assignee: Seiko Epson Corporation. Active years: 2007-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Kamiyama. Retrieved from https://idiyas.com/inventor/masayuki-kamiyama

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

USPTO Granted Patents = 33 

% Patents Active = 90.9


Average Co-Inventor Count = 2.8

ph-index = 10

Forward Citations = 238(Granted Patents)


Location History:

  • Kashiwara, JP (2007)
  • Nagoya, JP (2011 - 2021)
  • Chino, JP (2016 - 2022)

Company Filing History:

goldMedal33 out of 34,268 
 
Seiko Epson Corporation
 patents

Years Active: 2007-2025

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Areas of Expertise:
Power Transmission
Non-Contact Systems
Oscillation Circuits
Real-Time Clock Devices
Electronic Apparatus
Power Reception Control
Timing Devices
Circuit Devices
Power Reception Methods
Electronic Instruments
Power Supply Switching
33 patents (USPTO):Explore Patents
1. 12301009 - Circuit device and real-time clock device (2025-05-13),
2. 12259745 - Real-time clock module (2025-03-25),
3. 11231743 - Timer, electronic apparatus, and vehicle (2022-01-25),
4. 10985928 - Circuit device, oscillation device, physical quantity measuring device, electronic apparatus, and vehicle (2021-04-20),
5. 10903695 - Power reception device and power reception method for non-contact power transmission (2021-01-26),
6. 10742221 - Circuit device, oscillator, physical quantity measurement device, electronic apparatus, and vehicle (2020-08-11),
7. 10727817 - Real-time clock device, electronic device, and vehicle (2020-07-28),
8. 10725497 - Clocking device, electronic apparatus, and vehicle (2020-07-28),
9. 10516299 - Power reception device and power reception method for non-contact power transmission (2019-12-24),
10. 10379571 - Timing device, electronic apparatus, and moving object (2019-08-13),
11. 10305490 - Circuit device, oscillator, electronic apparatus, and moving object (2019-05-28),
12. 10135391 - Oscillation circuit, electronic apparatus, and moving object (2018-11-20),
13. 10128854 - Oscillation circuit, electronic apparatus, and moving object (2018-11-13),
14. 9673636 - Power reception control device and power reception control method for non-contact power transmission (2017-06-06),
15. 9438073 - Power supply switching circuit, real time clock device, electronic apparatus, mobile unit, and method of controlling power supply switching circuit (2016-09-06),

Title: Masayuki Kamiyama: Pioneering Inventor from Nagoya

Introduction: Masayuki Kamiyama is a renowned inventor hailing from Nagoya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

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

Career Highlights: With a career spanning over two decades, Masayuki Kamiyama has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

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

Conclusion: Masayuki Kamiyama's relentless pursuit of innovation and his passion for creating solutions to complex problems have solidified his reputation as a visionary inventor in Nagoya 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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