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For the Inventor, By the Inventor

Nagoya, Japan

Akihiro Takeuchi

This inventor holds 10 USPTO granted patents. Top assignee: Kabushiki Kaisha Toyota Chuo Kenkyusho. Active years: 1977-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiro Takeuchi. Retrieved from https://idiyas.com/inventor/akihiro-takeuchi-635kj489

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 = 90.0

Average Co-Inventor Count = 2.3

ph-index = 8

Forward Citations = 311(Granted Patents)


Location History:

  • Nagoya, JA (1977 - 1978)
  • Nagoya, JP (1978 - 1983)
  • Aichi, JP (1992)
  • Seto, JP (2005)

Company Filing History:

goldMedal10 out of 1,153 
 
Kabushiki Kaisha Toyota Chuo Kenkyusho
 patents

Years Active: 1977-2005

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10 patents (USPTO):Explore Patents
1. 6858115 - Process for reforming surface of substrate, reformed substrate and apparatus for the same (2005-02-22),
2. 5172023 - Ultrasonic motor (1992-12-15),
3. 4408479 - Knocking detecting device for internal combustion engines (1983-10-11),
4. 4256987 - Constant current electrical circuit for driving piezoelectric transducer (1981-03-17),
5. 4173725 - Piezoelectrically driven ultrasonic transducer (1979-11-06),
6. 4106459 - Ultrasonic wave carburetor (1978-08-15),
7. 4105004 - Ultrasonic wave fuel injection and supply device (1978-08-08),
8. 4074152 - Ultrasonic wave generator (1978-02-14),
9. 4034244 - Resonant cylindrically shaped ultrasonic wave generator (1977-07-05),
10. 4019683 - Liquid atomizing apparatus utilizing ultrasonic wave (1977-04-26),

Title: Akihiro Takeuchi: Innovator in Surface Reforming and Ultrasonic Motors

Introduction

Akihiro Takeuchi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the fields of surface reforming and ultrasonic motors. With a total of 10 patents to his name, Takeuchi's work has advanced technology in various applications.

Latest Patents

One of Takeuchi's latest patents is a process for reforming the surface of a substrate, which includes a reformed substrate and an apparatus for the same. This innovative process involves depositing sputtering particles immediately after activating the surface of a substrate composed of a carbon-containing material. The activation is achieved through the generation of vacuum ultraviolet light by a laser beam. This method improves the depositability and adhesiveness of the sputtering particles, ensuring they adhere firmly to the substrate's surface.

Another notable patent is for an ultrasonic motor that features a vibration mode of progressive wave with a large vibrational amplitude of an elastic member. This design provides high torque and includes at least one vibrator with a disk-shaped elastic member and piezoelectric ceramics attached to both surfaces. The motor's innovative structure enhances its performance and efficiency.

Career Highlights

Akihiro Takeuchi is associated with Kabushiki Kaisha Toyota Chuo Kenkyusho, where he has been instrumental in developing cutting-edge technologies. His work has not only contributed to the company's advancements but has also positioned him as a key figure in the field of innovation.

Collaborations

Takeuchi has collaborated with notable coworkers such as Kiyokazu Asai and Yasuaki Kawai. Their combined expertise has fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Akihiro Takeuchi's contributions to surface reforming and ultrasonic motors exemplify his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving existing processes and creating new solutions in the field.

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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