Fukuoka, Japan

Eiji Watanabe

This inventor holds 11 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignees: Kabushiki Kaisha Yaskawa Denki, Panasonic Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 1997-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Watanabe. Retrieved from https://idiyas.com/inventor/eiji-watanabe-xjr0ze42

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

Calculating rank
USPTO Granted Patents = 11 

% Patents Active = 63.6


Average Co-Inventor Count = 3.0

ph-index = 7

Forward Citations = 273(Granted Patents)


Location History:

  • Kitakyushu, JP (1997)
  • Chikushino, JP (2001)
  • Kasugai, JP (2009)
  • Fukuoka, JP (2001 - 2012)

Company Filing History:


Years Active: 1997-2012

Loading Chart...
Loading Chart...
11 patents (USPTO):Explore Patents

Title: Eiji Watanabe: Innovator in Control Devices and Microplate Technology

Introduction

Eiji Watanabe is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the fields of control devices and microplate technology. With a total of 11 patents to his name, Watanabe has demonstrated a commitment to innovation and excellence in his work.

Latest Patents

Watanabe's latest patents include a control device for a matrix converter. This device features an input voltage detector, an output current detector, a pulse width modulator, and an input voltage command calculator. The input voltage detector is designed to detect the input voltage of the matrix converter, while the output current detector monitors the output current. The pulse width modulator generates a PWM pulse command signal using the input voltage, output current, and an output line voltage command. Additionally, the input voltage command calculator computes the input voltage command for the matrix converter.

Another notable patent is for a microplate treating device and microplate carrying method. This apparatus efficiently removes the lid of a microplate conveyed by a microplate conveying mechanism. It performs a dispensing process using a dispensing head and reattaches the lid after the dispensing process is completed. The lid is removed by a lid removing mechanism and conveyed to a position downstream, where it is retained and attached to the microplate after the dispensing process.

Career Highlights

Throughout his career, Eiji Watanabe has worked with esteemed companies such as Yaskawa Electric Corporation and Panasonic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.

Collaborations

Watanabe has collaborated with notable coworkers, including Yoshiyuki Tanaka and Akira Higuchi. Their combined expertise has fostered an environment of innovation and creativity.

Conclusion

Eiji Watanabe is a distinguished inventor whose work in control devices and microplate technology has made a lasting impact. His numerous patents reflect his dedication to advancing technology and improving processes in his 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]
Loading…