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For the Inventor, By the Inventor

Kariya, Japan

Seiji Katayama

This inventor holds 17 USPTO granted patents, primarily in Compressor Technology. Top assignees: Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Kabushiki Kaisha Toyota Jidoshokki, Taiho Kogyo Co., Ltd.. Active years: 2000-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Katayama. Retrieved from https://idiyas.com/inventor/seiji-katayama

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

USPTO Granted Patents = 17

% Patents Active = 76.5

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 73(Granted Patents)


Location History:

  • Aichi, JP (2000)
  • Aichi-ken, JP (2001 - 2003)
  • Tokyo, JP (2003)
  • Kariya, JP (2001 - 2010)

Company Filing History:

goldMedal10 out of 1,343 
 
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
 patents
silverMedal4 out of 1,902 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
bronzeMedal1 out of 288 
 
Taiho Kogyo Co., Ltd.
 patents
4. 3 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 2000-2010

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Areas of Expertise:
Swash Plate Compressor
Variable Displacement
Piston Design
Antistatic Filler
Resin Composition
Die-Casting Method
Wear Reduction
Lubrication Techniques
Manufacturing Method
Single-Headed Piston
17 patents (USPTO):Explore Patents
1. 7699585 - Swash plate type compressor (2010-04-20),
2. 6751971 - Variable displacement type compressor, air conditioner with the variable displacement type compressor, and method for controlling displacement in the variable displacement type compressor (2004-06-22),
3. 6694864 - Swash plate type compressor (2004-02-24),
4. 6610767 - Antistatic inorganic filler, resin composition containing the filler and method for preparing the inorganic filler (2003-08-26),
5. 6575080 - Single-headed piston for swash plate type compressor wherein head portion has a curved surface at axial end (2003-06-10),
6. 6546841 - Swash plate compressor and piston therefor (2003-04-15),
7. 6526869 - Piston for compressors and method for producing the same (2003-03-04),
8. 6484621 - Swash plate type compressor wherein piston head has inner sliding portion for reducing local wear (2002-11-26),
9. 6453555 - Method of producing compressor piston (2002-09-24),
10. 6438834 - Method of making a swash plate type compressor piston whose head portion is formed by pore-free die-casting (2002-08-27),
11. 6395404 - Blank used for manufacturing single-headed piston, and method of producing the blank (2002-05-28),
12. 6393964 - Compressor having piston rotation restricting structure with lubricating inclined guide surface (2002-05-28),
13. 6378416 - Swash plate type compressor piston wherein inner surface of hollow cylindrical section of body portion has axially extending reinforcing projections (2002-04-30),
14. 6332394 - Piston for swash plate type compressor, wherein head portion includes radially inner sliding projection connected to neck portion (2001-12-25),
15. 6217295 - Swash plate type compressor (2001-04-17),

Title: The Innovative Journey of Seiji Katayama

Introduction:

Seiji Katayama, a pioneering inventor hailing from Kariya, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents:

Seiji Katayama's latest patents showcase his commitment to pushing the boundaries of technological advancement, with a focus on enhancing efficiency and functionality in various industries.

Career Highlights:

Throughout his illustrious career, Seiji Katayama has demonstrated a remarkable ability to transform creative ideas into tangible inventions that have revolutionized the way we interact with technology. His innovative spirit and dedication to excellence have earned him recognition as a trailblazer in the world of inventors.

Collaborations:

Seiji Katayama has collaborated with leading technology companies and research institutions to further develop and refine his inventions. His partnerships have been instrumental in bringing his visionary ideas to life and making a lasting impact on the industry.

Conclusion:

In conclusion, Seiji Katayama's relentless pursuit of innovation and his passion for creating cutting-edge solutions have solidified his reputation as a visionary inventor. His contributions continue to inspire future generations of inventors and shape the landscape of technological advancement.

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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