logo

For the Inventor, By the Inventor

Kariya, Japan

Hisao Kobayashi

This inventor holds 24 USPTO granted patents and 1 EPO patent, primarily in Refrigerant Compressors. Top assignees: Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Nippondenso Co., Ltd., Kabushiki Kaisha Toyota Jidoshokki. Active years: 1981-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Kobayashi. Retrieved from https://idiyas.com/inventor/hisao-kobayashi

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

USPTO Granted Patents = 24

% Patents Active = 95.8


Average Co-Inventor Count = 3.4

ph-index = 11

Forward Citations = 379(Granted Patents)


Location History:

  • Kariya all of, JP (1982)
  • Aichi, JP (1984)
  • Kariya, JP (1981 - 2016)

Company Filing History:

goldMedal22 out of 1,343 
 
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
 patents
silverMedal2 out of 3,252 
 
Nippondenso Co., Ltd.
 patents
bronzeMedal1 out of 1,899 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
4. 1 out of 38,837 
 
Toyota Jidosha Kabushiki Kaisha
 patents
5. 1 out of 1,838 
 
Toyota Jidosha Kogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1981-2016

Loading Chart...
Loading Chart...
Areas of Expertise:
Internal Combustion Engine
Supercharger
Scroll Type Compressor
Variable Delivery Compressor
Refrigerant Compressor
Swash Plate Type
Air Conditioning Unit
Vehicle Cooling
Thrust Regulation
Sealing Structure
Multi-Cylinder Design
Driving Force Control
24 patents (USPTO):Explore Patents
1. 9239021 - Internal combustion engine with supercharger (2016-01-19),
2. 5478223 - Scroll type compressor having reaction force transmission and rotation (1995-12-26),
3. 5458472 - Scroll type compressor having thrust regulation on the eccentric shaft (1995-10-17),
4. 5364247 - Sealing structure for scroll type compressor (1994-11-15),
5. 5151020 - Scroll type compressor having gradually thinned wall thickness (1992-09-29),
6. 5032060 - Continuously variable capacity swash plate type refrigerant compressor (1991-07-16),
7. 4890458 - Refrigerating circuit for car air conditioning (1990-01-02),
8. 4730987 - Variable delivery compressor (1988-03-15),
9. 4709555 - Variable delivery refrigerant compressor of double-acting swash plate (1987-12-01),
10. 4691526 - Air conditioning unit for vehicle (1987-09-08),
11. 4669272 - Variable displacement refrigerant compressor of variable angle wobble (1987-06-02),
12. 4573878 - Variable-delivery compressor (1986-03-04),
13. 4522567 - Swash plate compressor (1985-06-11),
14. 4519750 - Variable-delivery refrigerant compressor (1985-05-28),
15. 4507059 - Variable delivery compressor (1985-03-26),

Title: Inventor Hisao Kobayashi

Introduction: Hisao Kobayashi is a renowned inventor based in Kariya, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Hisao Kobayashi holds several patents in the automotive industry, particularly in the development of innovative safety features and fuel-efficient technologies.

Career Highlights: Throughout his career, Hisao Kobayashi has worked with leading automotive companies in Japan, spearheading research and development projects that have led to significant advancements in vehicle technology.

Collaborations: Hisao Kobayashi has collaborated with top engineers and researchers in the industry, fostering a culture of innovation and excellence in all his projects.

Conclusion: Hisao Kobayashi's dedication to innovation and his passion for creating cutting-edge solutions have solidified his reputation as a pioneering inventor in the field of automotive technology.

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]
Loading…