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For the Inventor, By the Inventor

Toyota, Japan

Tatsuo Kyushima

This inventor holds 27 USPTO granted patents, primarily in Automotive Transmission Systems. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha, Aisin-Warner Kabushiki Kaisha. Active years: 1977-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuo Kyushima. Retrieved from https://idiyas.com/inventor/tatsuo-kyushima

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

USPTO Granted Patents = 27

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 11

Forward Citations = 246(Granted Patents)


Location History:

  • Toyota, JA (1977)
  • Toyota, JP (1980 - 1989)
  • Okazaki, JP (1989 - 1995)

Company Filing History:

goldMedal21 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
silverMedal6 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
bronzeMedal1 out of 132 
 
Aisin-Warner Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1977-1995

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Areas of Expertise:
Torque Converter
Transmission Control
Hydraulic Control
Shift Control
Clutch Mechanism
Automatic Transmission
Output Shaft
Magnetic Oil Strainer
Engagement Device
Preloading Apparatus
Fluid Type Torque Converter
Compact Transmission
27 patents (USPTO):Explore Patents
1. 5400268 - Vehicle speed determining device having means for accurate determination (1995-03-21),
2. 5393278 - Shift control apparatus for shifting up transmission upon (1995-02-28),
3. 4839041 - Magnetic oil strainer (1989-06-13),
4. 4817472 - Transmission control system with protection against excessively high (1989-04-04),
5. 4768633 - Torque converter lock up clutch rotary shock absorber with inner plate (1988-09-06),
6. 4676123 - Automobile transmission with output shaft parallel to crank shaft and (1987-06-30),
7. 4480499 - Driving device for automobiles (1984-11-06),
8. 4441594 - Fluid type torque converter apparatus (1984-04-10),
9. 4440276 - Torque converter lock up clutch shock absorber with pressure (1984-04-03),
10. 4437358 - Transmission with torque converter and lock up clutch with lubrication (1984-03-20),
11. 4428259 - Fail safe automatic transmission lock up clutch control system (1984-01-31),
12. 4428258 - Transmission control system with modified back pressure accumulator (1984-01-31),
13. 4427098 - Torque transmission apparatus including direct coupling clutch and (1984-01-24),
14. 4426891 - Radially outward return spring for transmission brake (1984-01-24),
15. 4406181 - Automatic transmission control system with holddown device (1983-09-27),

Title: The Innovative Journey of Tatsuo Kyushima

Introduction: Tatsuo Kyushima is a renowned inventor hailing from Toyota, Japan, known for his groundbreaking contributions to the field of automotive technology.

Latest Patents: Tatsuo Kyushima holds several patents related to hybrid vehicle systems, energy-efficient engines, and safety features in automobiles, showcasing his continuous dedication to innovation in the automotive industry.

Career Highlights: With a career spanning over two decades at Toyota, Tatsuo Kyushima has played a pivotal role in the development of cutting-edge technologies that have revolutionized the way we perceive transportation. His expertise in engineering and his passion for creating sustainable solutions have earned him recognition as a trailblazer in the automotive sector.

Collaborations: Throughout his career, Tatsuo Kyushima has collaborated with top engineers, designers, and researchers both within Toyota and from external institutions. These collaborations have led to the successful implementation of innovative ideas and the creation of patents that have significantly impacted the automotive landscape.

Conclusion: Tatsuo Kyushima's relentless pursuit of excellence and his commitment to pushing the boundaries of automotive innovation have solidified his position as a visionary inventor in the realm of transportation technology. His contributions continue to inspire future generations of inventors and engineers to strive for greatness in their pursuit of creating a more sustainable and efficient world.

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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