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For the Inventor, By the Inventor

Minowa, Japan

Manabu Oka

This inventor holds 10 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 1997-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Manabu Oka. Retrieved from https://idiyas.com/inventor/manabu-oka

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

USPTO Granted Patents = 10

% Patents Active = 70.0

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 133(Granted Patents)


Location History:

  • Suwa, JP (1997 - 1998)
  • Nagano-ken, JP (2005)
  • Minowa-machi, JP (2001 - 2006)
  • Minowa, JP (2014)

Company Filing History:

goldMedal10 out of 34,268 
 
Seiko Epson Corporation
 patents

Years Active: 1997-2014

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10 patents (USPTO):Explore Patents
1. 8779974 - Piezoelectric oscillator, GPS receiver device, and electronic apparatus (2014-07-15),
2. 6999834 - Method for manufacturing a receiver and receiver manufactured by using the same method (2006-02-14),
3. 6927641 - Oscillator and electronic device using the same (2005-08-09),
4. 6917142 - Piezoelectric oscillator, portable telephone using a piezoelectric oscillator, and electronic device using a piezoelectric oscillator (2005-07-12),
5. 6882835 - Oscillator and communication apparatus (2005-04-19),
6. 6366175 - Temperature compensated oscillator, method of controlling temperature compensated oscillator, and wireless communication device (2002-04-02),
7. 6172576 - Capacitor array unit connected to oscillation circuit with a piezoelectric reasonator, capacitor array unit controller oscillation frequency adjusting system and oscillation frequency adjusting method (2001-01-09),
8. 5745012 - Voltage-controlled oscillator having a semiconductor integrated circuit, (1998-04-28),
9. 5705957 - Temperature-compensated piezoelectric oscillator (1998-01-06),
10. 5631609 - Piezoelectric oscillator, voltage-controlled oscillator and production (1997-05-20),

Title: The Innovations of Manabu Oka

Introduction

Manabu Oka is a prominent inventor based in Minowa-machi, Japan. He has made significant contributions to the field of electronics, particularly in the development of piezoelectric devices. With a total of 10 patents to his name, Oka's work has had a substantial impact on various technological advancements.

Latest Patents

Oka's latest patents include a piezoelectric oscillator, a GPS receiver device, and an electronic apparatus. The piezoelectric oscillator features a piezoelectric resonator, a storage unit for temperature compensation data, a temperature compensation circuit, and a voltage-controlled oscillation circuit. This innovative design allows for precise control of the oscillation frequency based on external signals. Additionally, his method for manufacturing a receiver enhances the accuracy of piezoelectric devices by utilizing characteristic data stored in a manufacturer's computer, which is then transferred to the vendor server for client use.

Career Highlights

Manabu Oka is currently employed at Seiko Epson Corporation, where he continues to push the boundaries of technology through his inventive work. His career is marked by a commitment to improving electronic devices and their functionalities.

Collaborations

Oka has collaborated with notable coworkers, including Masayuki Kikushima and Yukari Nakajima, contributing to a dynamic and innovative work environment.

Conclusion

Manabu Oka's contributions to the field of electronics through his patents and innovative designs exemplify his dedication to advancing technology. His work continues to influence the development of electronic devices, showcasing the importance of innovation in today's world.

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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