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For the Inventor, By the Inventor

Nagoya, Japan

Toshikazu Ina

This inventor holds 38 USPTO granted patents, primarily in Internal Combustion Engines. Top assignees: Nippon Soken, Inc., Nippondenso Co., Ltd., Toyota Jidosha Kabushiki Kaisha. Active years: 1979-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikazu Ina. Retrieved from https://idiyas.com/inventor/toshikazu-ina

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

USPTO Granted Patents = 38

% Patents Active = 100.0

Average Co-Inventor Count = 4.1

ph-index = 15

Forward Citations = 862(Granted Patents)


Location History:

  • Okazaki, JP (1979 - 1982)
  • Aichi, JP (1981 - 1986)
  • Nukata, JP (1985 - 1988)
  • Nagoya, JP (1987 - 1996)

Company Filing History:

goldMedal37 out of 1,600 
 
Nippon Soken, Inc.
 patents
silverMedal11 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal6 out of 38,837 
 
Toyota Jidosha Kabushiki Kaisha
 patents
4. 6 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1979-1996

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Areas of Expertise:
Air-Fuel Ratio Control
Ignition Systems
Torque Detection
Fuel Injection
Exhaust Gas Recirculation
Vehicle Seat Control
Combustion Variations
Vehicle Safety Devices
Inductive Coupling
Road Surface Detection
Automatic Transmission
Power Control
38 patents (USPTO):Explore Patents
1. 5549325 - Activating device in a passenger protection apparatus (1996-08-27),
2. 5080065 - Air intake control system for an internal combustion engine (1992-01-14),
3. 5070293 - Electric power transmitting device with inductive coupling (1991-12-03),
4. 4837727 - Road surface detecting device for vehicle (1989-06-06),
5. 4822093 - Vehicle seat with rotatable backrest (1989-04-18),
6. 4812838 - Vehicle seat drive control device (1989-03-14),
7. 4809197 - Road surface detecting device (1989-02-28),
8. 4807934 - Device for moving up and down and tilting a headrest of a vehicle seat (1989-02-28),
9. 4777611 - Apparatus for detecting abnormal variations of wheels of vehicle (1988-10-11),
10. 4739483 - Automatic transmission control system for an automobile (1988-04-19),
11. 4707788 - Automatic adjuster for automobile driver equipment (1987-11-17),
12. 4691286 - Method and apparatus for detecting combustion variations in internal (1987-09-01),
13. 4669780 - Device for controlling power seats in vehicle (1987-06-02),
14. 4592241 - Torque detector (1986-06-03),
15. 4572963 - Apparatus for controlling a plurality of electrical devices (1986-02-25),

Title: The Innovative Journey of Toshikazu Ina

Introduction: Toshikazu Ina is a pioneering inventor hailing from Nagoya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Toshikazu Ina holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Toshikazu Ina has worked with leading research institutions and technology companies, playing a key role in developing cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Toshikazu Ina has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to the creation of impactful inventions.

Conclusion: Toshikazu Ina's relentless pursuit of innovation and his passion for creating solutions that address real-world challenges have solidified his reputation as a visionary inventor in the global technology landscape.

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]
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