logo

For the Inventor, By the Inventor

Kyoto, Japan

Ryoji Takagi

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoji Takagi. Retrieved from https://idiyas.com/inventor/ryoji-takagi

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 20(Granted Patents)


Location History:

  • Kyoto, JP (1994)
  • Kyota, JP (1994)
  • Nagaokyo, JP (1994)

Company Filing History:

goldMedal3 out of 13,796 
 
Murata Manufacturing Co., Ltd.
 patents

Years Active: 1994

Loading Chart...
3 patents (USPTO):Explore Patents
1. 5357662 - Method of manufacturing chip-type piezoelectric-resonator (1994-10-25),
2. 5345136 - Composite type piezoelectric component (1994-09-06),
3. 5286007 - Heat treatment system (1994-02-15),

Title: Ryoji Takagi: Innovator in Piezoelectric Technology

Introduction

Ryoji Takagi is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of piezoelectric technology, holding a total of 3 patents. His work focuses on improving the reliability and functionality of piezoelectric components, which are essential in various electronic applications.

Latest Patents

One of Takagi's latest patents is a method of manufacturing chip-type piezoelectric resonators. This innovation aims to enhance the reliability of electrical connections between internal terminal electrodes and external electrodes in chip-type piezoelectric resonators. The process involves preparing a mother substrate that includes a piezoelectric substrate and multiple piezoelectric resonance elements. Thick-film electrodes are formed to cover the terminal electrodes, and thermosetting protective resin members are applied to ensure durability during surface mounting.

Another significant patent is for a composite type piezoelectric component. This component features electrodes on both major surfaces of a piezoelectric device, which are electrically connected to two terminals designed to support the device. The design allows for a capacitor to be constructed with divided electrodes on a dielectric substrate, ensuring that directionality is not critical when the capacitor is attached to the terminals.

Career Highlights

Ryoji Takagi is currently employed at Murata Manufacturing Co., Ltd., a leading company in the electronics industry. His work at Murata has allowed him to focus on innovative solutions in piezoelectric technology, contributing to the company's reputation for high-quality electronic components.

Collaborations

Throughout his career, Takagi has collaborated with esteemed colleagues such as Yoshiharu Kuroda and Makoto Miyadera. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in the field.

Conclusion

Ryoji Takagi's contributions to piezoelectric technology through his patents and work at Murata Manufacturing Co., Ltd. highlight his role as an influential inventor. His innovations continue to impact the electronics industry, showcasing the importance of research and development in advancing technology.

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]
Loading…