Takashi Shigemasa

This inventor holds 13 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1984-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Shigemasa. Retrieved from https://idiyas.com/inventor/takashi-shigemasa

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

USPTO Granted Patents = 13

% Patents Active = 92.3

Average Co-Inventor Count = 1.7

ph-index = 10

Forward Citations = 349(Granted Patents)

Location History:

Kanagawa, JP (1993)
Yokohama, JP (1984 - 1999)
Kanagawa-ken, JP (2004)

Company Filing History:

8 out of 53,262

Kabushiki Kaisha Toshiba

patents

5 out of 2,916

Tokyo Shibaura Denki Kabushiki Kaisha

patents

Years Active: 1984-2004

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6725103 - Process control system (2004-04-20),

2. 5905351 - Actuator controller using periodic signal (1999-05-18),

3. 5180956 - Adaptability controller for robots (1993-01-19),

4. 5172312 - Control system and method for determining control parameters of plants (1992-12-15),

5. 4882526 - Adaptive process control system (1989-11-21),

6. 4719561 - Robust control apparatus responsive against disturbance (1988-01-12),

7. 4679136 - Dynamic error compensating process controller (1987-07-07),

8. 4641235 - Process control apparatus with process dependent switching between (1987-02-03),

9. 4607326 - Sampled-data I-PD control apparatus (1986-08-19),

10. 4563734 - Multivariable proportional-integral-derivative process control apparatus (1986-01-07),

11. 4539633 - Digital PID process control apparatus (1985-09-03),

12. 4466054 - Improved proportional integral-derivative control apparatus (1984-08-14),

13. 4451878 - Process control apparatus (1984-05-29),

Title: Takashi Shigemasa: Innovator in Process Control Systems

Introduction

Takashi Shigemasa is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of process control systems, holding a total of 13 patents. His innovative work has advanced the technology used in various industrial applications.

Latest Patents

One of his latest patents is a process control system designed for a multi-input/output coordinate control system. This system executes coordinate control of a main input by setting an operating point set value for an n-th control output. It generates the n-th control output to control the main input and ensures that the operating point of the n-th control output aligns with the set value, allowing for fast response. Another notable patent is an actuator controller that utilizes a periodic signal. This controller includes an actuating unit, a drive unit, a power supply unit, and a periodic signal generating unit. The design allows for smooth and accurate control of the movable portion, even with limited memory capacity.

Career Highlights

Throughout his career, Takashi Shigemasa has worked with notable companies such as Toshiba Corporation and Tokyo Shibaura Electric Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced control systems.

Collaborations

He has collaborated with esteemed colleagues, including Yutaka Iino and Yoshinori Ichikawa. Their combined efforts have led to significant advancements in their respective fields.

Conclusion

Takashi Shigemasa's contributions to process control systems and actuator technology highlight his role as an influential inventor. His innovative patents and collaborations continue to impact the industry positively.

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]