Kentaro Ichikawa

This inventor holds 7 USPTO granted patents. Top assignees: Tokyo Shibaura Denki Kabushiki Kaisha, Kabushiki Kaisha Toshiba. Active years: 1983-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kentaro Ichikawa. Retrieved from https://idiyas.com/inventor/kentaro-ichikawa-pqx67610

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

Calculating rank

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 3

Forward Citations = 23(Granted Patents)

Company Filing History:

6 out of 2,916

Tokyo Shibaura Denki Kabushiki Kaisha

patents

1 out of 53,286

Kabushiki Kaisha Toshiba

patents

Years Active: 1983-1987

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4714402 - Mechanism for actuating deflector of Pelton wheel (1987-12-22),

2. 4568240 - Method and apparatus for controlling multistage hydraulic machine (1986-02-04),

3. 4563130 - Multistage pump-turbines (1986-01-07),

4. 4547123 - Multi-stage hydraulic machine and method of operating same (1985-10-15),

5. 4514138 - Leakage water discharge method and apparatus in a reversible hydraulic (1985-04-30),

6. 4431370 - Multistage hydraulic machines having air exhausting devices (1984-02-14),

7. 4406577 - Multi-stage hydraulic machine and a method of operating same (1983-09-27),

Title: Kentaro Ichikawa: Innovator in Hydraulic Technology

Introduction

Kentaro Ichikawa is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of hydraulic technology, holding a total of 7 patents. His innovative designs and methods have advanced the efficiency and functionality of hydraulic machines.

Latest Patents

Ichikawa's latest patents include a "Mechanism for actuating deflector of Pelton wheel." This invention features an operating rod connected to a deflector arm, allowing for the opening and closing of a jet deflector in a Pelton wheel. The design incorporates a spring bearing plate and a movable cylinder, which works in conjunction with an electric servomotor to achieve precise control. Another significant patent is the "Method and apparatus for controlling multistage hydraulic machine." This invention organizes pressure stages in series and utilizes movable guide vanes to optimize the performance of hydraulic machines based on load conditions.

Career Highlights

Throughout his career, Ichikawa has worked with prominent companies such as Tokyo Shibaura Denki and Toshiba Corporation. His experience in these organizations has contributed to his expertise in hydraulic systems and innovation.

Collaborations

Ichikawa has collaborated with notable coworkers, including Ichiro Yamagata and Sachio Tsunoda. Their combined efforts have fostered advancements in hydraulic technology and innovation.

Conclusion

Kentaro Ichikawa's contributions to hydraulic technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the efficiency of hydraulic systems today.

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]