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For the Inventor, By the Inventor

Suwa, Japan

Takashi Miyazawa

This inventor holds 52 USPTO granted patents and 1 EPO patent, primarily in Electro-Optical Devices (CPC class G09G). Top assignees: Seiko Epson Corporation, Intellectual Keystone Technology LLC, Seiko Espon Corporation. Active years: 2005-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Miyazawa. Retrieved from https://idiyas.com/inventor/takashi-miyazawa

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

USPTO Granted Patents = 52

% Patents Active = 75.0


Average Co-Inventor Count = 1.0

ph-index = 13

Forward Citations = 848(Granted Patents)

Forward Citations (Not Self Cited) = 818(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Suwa, JP (2005 - 2014)
  • Hokuto, JP (2007 - 2014)

Company Filing History:

goldMedal50 out of 34,268 
 
Seiko Epson Corporation
 patents
silverMedal1 out of 7 
 
Intellectual Keystone Technology LLC
 patents
bronzeMedal1 out of 14 
 
Seiko Espon Corporation
 patents

Years Active: 2005-2014

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Areas of Expertise:
Electro-Optical Device
Electronic Circuit
Photoelectric Conversion
Imaging Apparatus
Driving Method
Organic Light-Emitting Element
Optoelectronic Device
Wiring Substrate
Electrophoretic Device
Electronic Apparatus
Control Method
Film Member
52 patents (USPTO):Explore Patents
1. 8913044 - Electronic circuit, method of driving the same, electro-optical device, and electronic apparatus (2014-12-16),
2. 8823610 - Electronic circuit, method of driving the same, electronic device, electro-optical device, electronic apparatus, and method of driving the electronic device (2014-09-02),
3. 8710501 - Electro-optical device, method of manufacturing the same, and electronic apparatus (2014-04-29),
4. 8586975 - Photoelectric conversion element, method for manufacturing photoelectric conversion element, and electronic apparatus (2013-11-19),
5. 8552949 - Method of driving electro-optical device and electronic apparatus (2013-10-08),
6. 8411079 - Unit circuit, control method thereof, electronic device, electro-optical device, and electronic apparatus (2013-04-02),
7. 8373696 - Electro-optical device, method of driving the same, and electronic apparatus (2013-02-12),
8. 8330679 - Electronic circuit, electro-optical device, electronic device and electronic apparatus (2012-12-11),
9. 8164549 - Electronic circuit for driving a driven element of an imaging apparatus, electronic device, method of driving electronic device, electro-optical device and electronic apparatus (2012-04-24),
10. 8144081 - Electronic circuit, electronic device, method of driving electronic device, electro-optical device, and electronic apparatus (2012-03-27),
11. 8129713 - Photoelectric conversion element, method for manufacturing photoelectric conversion element, and electronic apparatus (2012-03-06),
12. 8094144 - Electronic circuit, optoelectronic device, method for driving optoelectronic device, and electronic apparatus (2012-01-10),
13. 8026029 - Method of manufacturing charged particle, charged particle, electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device and electronic equipment (2011-09-27),
14. 7969389 - Pixel circuit for a current-driven light emitting element (2011-06-28),
15. 7880690 - Electronic circuit, method of driving electronic circuit, electro-optical device, method of driving electro-optical device, and electronic apparatus (2011-02-01),

Title: Takashi Miyazawa: A Pioneer in Electronic Innovations

Introduction

Takashi Miyazawa, based in Suwa, Japan, is a distinguished inventor with an impressive portfolio of 52 patents. His work primarily focuses on electronic circuits and devices, paving the way for advancements in electro-optical technology.

Latest Patents

Among Miyazawa's latest contributions are patents relating to electronic circuits, methods for their operation, electro-optical devices, and electronic apparatuses. One notable innovation involves a sophisticated mechanism where a first transistor is activated to supply a data signal to a capacitor, while a second transistor remains deactivated. This intelligent control ensures that the driving current does not flow to an organic light-emitting diode (OLED) device during the writing phase, thereby maintaining the power supply voltage without resistance-induced reduction. At the emission phase, the roles of the transistors reverse, enabling the supply of driving current to the OLED device. Furthermore, his innovations incorporate a method for initializing driving transistors, refining their conduction states according to the applied voltage, which significantly enhances the efficiency of electronic devices.

Career Highlights

Miyazawa has had a notable career, having worked with renowned companies such as Seiko Epson Corporation. His contributions to the field have not only resulted in a substantial number of patents but have also advanced the practical applications of electronic circuits in consumer technology.

Collaborations

Throughout his career, Miyazawa has collaborated with esteemed colleagues including Hayato Nakanishi and Tokuro Ozawa. These partnerships have likely contributed to the innovative spirit that characterizes his work.

Conclusion

Takashi Miyazawa stands out as a pivotal figure in the domain of electronic innovations. His extensive patents and collaborative efforts reflect a dedication to pushing technological boundaries, particularly within the realm of electro-optical devices. As the industry continues to evolve, Miyazawa's contributions will undeniably play a significant role in shaping the future of electronic technologies.

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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