Sigeyuki Akita

This inventor holds 32 USPTO granted patents, primarily in Ultrasonic Sensors. Top assignees: Nippon Soken, Inc., Nippondenso Co., Ltd.. Active years: 1976-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sigeyuki Akita. Retrieved from https://idiyas.com/inventor/sigeyuki-akita

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

USPTO Granted Patents = 32

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 14

Forward Citations = 379(Granted Patents)

Location History:

Okazaki, JA (1976 - 1977)
Nukata, JA (1977)
Aichi, JA (1978)
Nukata, JP (1980)
Aichi, JP (1978 - 1982)
Okazaki, JP (1979 - 1986)

Company Filing History:

Nippondenso Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1976-1986

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Areas of Expertise:

Electric Wiring System

Ultrasonic Wave Conversion

Position Detection

Fuel Injection Timing

Obstacle Detection

Capacitive Sensors

Temperature Measurement

Liquid Level Monitoring

RPM Detection

Tachometer

Refrigerant Flow

Displacement Detection

32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4573041 - Electric wiring system having a plurality of sensors (1986-02-25),

2. 4486868 - Ultrasonic wave conversion apparatus (1984-12-04),

3. 4442512 - Ultrasonic wave transmitting and receiving device for vehicles (1984-04-10),

4. 4418348 - Rotation position detector using stationary and rotatable disk plates (1983-11-29),

5. 4416150 - Fuel injection timing detecting apparatus for diesel engines (1983-11-22),

6. 4405896 - Transformer coupled position detecting apparatus with phase change (1983-09-20),

7. 4404541 - Rear obstacle detecting system for automotive vehicles (1983-09-13),

8. 4386386 - Capacitor type sensor for detecting displacement or load (1983-05-31),

9. 4384262 - Temperature responsive astable multivibrator (1983-05-17),

10. 4373388 - Liquid level monitoring device (1983-02-15),

11. 4371835 - RPM Detection system for internal combustion engine (1983-02-01),

12. 4354219 - Capacitance sensing device (1982-10-12),

13. 4350981 - Capacitive rotational position detector (1982-09-21),

14. 4344293 - Apparatus responsive to the amount of refrigerant flow in a refrigerant (1982-08-17),

15. 4339713 - Apparatus for detecting rotations (1982-07-13),

Title: Sigeyuki Akita: Innovator in Electric Systems and Ultrasonic Technology

Introduction

Sigeyuki Akita is a prolific inventor based in Okazaki, Japan, known for his innovative contributions in the fields of electric wiring systems and ultrasonic wave technology. With a total of 32 patents to his name, Akita has made significant advancements in enhancing the reliability and efficiency of electronic systems.

Latest Patents

Among his recent inventions, Akita developed an electric wiring system that incorporates multiple sensors and a central control unit. This system is designed to improve signal detection and power supply management, allowing for real-time monitoring of sensor conditions and potential faults in wiring. His invention includes a reference signal generator circuit and various modulation and demodulation components to process high-frequency pulses, ensuring a reliable assessment of sensor and line conditions.

Another notable patent is an ultrasonic wave conversion apparatus. This device features a unique arrangement of electrodes, a support member, and a moving diaphragm, all coated with an insulating film. This innovation enhances the apparatus’s insulating and anticorrosive properties while providing excellent damping for vibrations, making it highly effective for various applications.

Career Highlights

Throughout his career, Sigeyuki Akita has worked with leading companies including Nippon Soken, Inc. and Nippondenso Co., Ltd. His experience in these organizations has allowed him to collaborate with top professionals and further refine his inventive skills.

Collaborations

Akita has partnered with talented coworkers such as Junji Kitagawa and Hiroaki Tanaka. Their joint efforts have fostered an environment conducive to innovation, enabling the development of advanced technological solutions.

Conclusion

Sigeyuki Akita stands out as a key figure in the realm of inventions related to electric systems and ultrasonic technologies. His extensive portfolio of patents and collaborative approach to innovation exemplify his commitment to advancing technology and improving daily life through inventive solutions.

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]