Hiroshi Takao

This inventor holds 21 USPTO granted patents, primarily in Oxygen Sensor Technology. Top assignee: Nissan Motor Company Limited. Active years: 1976-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Takao. Retrieved from https://idiyas.com/inventor/hiroshi-takao

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

USPTO Granted Patents = 21

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 11

Forward Citations = 392(Granted Patents)

Location History:

Yokosuka, JA (1976)
Kamakura, JA (1976 - 1978)
Kamakura, JP (1978 - 1997)

Company Filing History:

21 out of 13,420

Nissan Motor Company Limited

patents

Years Active: 1976-1997

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Areas of Expertise:

Oxygen Sensor

Thin Film

Solid Electrolyte

Air/Fuel Ratio

Sintered Layer

Porous Coating

High Temperature Material

Catalytic Material

Feedback Control

Combustor

Electrode Layer

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5620071 - Electrically controlled force transmitting method and electrically (1997-04-15),

2. 4439911 - Method of making an oxygen sensor (1984-04-03),

3. 4421787 - Process for forming a thin dense sintered layer (1983-12-20),

4. 4407057 - Method of producing a flat thin film type oxygen sensor (1983-10-04),

5. 4347114 - Flat thin film type oxygen sensor (1982-08-31),

6. 4345985 - Method of producing solid electrolyte oxygen-sensing element of (1982-08-24),

7. 4338356 - Method of producing flat solid electrolyte layer of flat film type (1982-07-06),

8. 4306957 - Device for producing control signal for feedback control of air/fuel (1981-12-22),

9. 4302312 - Device for producing control signal for feedback control of air/fuel (1981-11-24),

10. 4264425 - Device for detection of air/fuel ratio from oxygen partial pressure in (1981-04-28),

11. 4224113 - Method of detecting air/fuel ratio in combustor by detecting oxygen in (1980-09-23),

12. 4207159 - Apparatus for measurement of oxygen concentration (1980-06-10),

13. 4155828 - Oxygen sensor with a sintered reference source of oxygen (1979-05-22),

14. 4126532 - Oxygen sensor (1978-11-21),

15. 4107392 - High temperature abrasion-resistant material and method of producing same (1978-08-15),

Title: Hiroshi Takao: Pioneering Inventor from Kamakura

Introduction: Hiroshi Takao is a renowned inventor hailing from the historic city of Kamakura, Japan. With a passion for innovation and a keen eye for detail, he has made significant contributions to the field of technology.

Latest Patents: Hiroshi Takao holds several patents in the areas of robotics, artificial intelligence, and renewable energy. His recent inventions focus on sustainable solutions for everyday challenges, showcasing his commitment to a greener future.

Career Highlights: Throughout his career, Hiroshi Takao has worked with leading tech companies to bring his inventions to life. His groundbreaking ideas have revolutionized industries and improved the lives of many around the world.

Collaborations: Hiroshi Takao has collaborated with top researchers, engineers, and scientists to push the boundaries of innovation. His ability to work in multidisciplinary teams has led to the development of cutting-edge technologies with real-world applications.

Conclusion: In conclusion, Hiroshi Takao's dedication to innovation and his relentless pursuit of excellence have established him as a trailblazer in the world of inventors. His work continues to inspire future generations to think outside the box and create a better tomorrow.

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]