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For the Inventor, By the Inventor

Neyagawa, Japan

Kiyoharu Murakami

This inventor holds 9 USPTO granted patents. Top assignee: Kabushiki Kaisha Daikin Seisakusho. Active years: 1976-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoharu Murakami. Retrieved from https://idiyas.com/inventor/kiyoharu-murakami

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 5

Forward Citations = 56(Granted Patents)


Location History:

  • Neyagawa, JA (1976)
  • Neyagawas, JP (1987)
  • Neyagawa, JP (1986 - 1989)

Company Filing History:

goldMedal9 out of 310 
 
Kabushiki Kaisha Daikin Seisakusho
 patents

Years Active: 1976-1989

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9 patents (USPTO):Explore Patents
1. 4865177 - Structure and method for assembling friction facings (1989-09-12),
2. 4865075 - Sealing device for air rotary joint (1989-09-12),
3. 4860868 - Air pressure control valve of an air clutch (1989-08-29),
4. 4819510 - Three-element multi-stage torque converter (1989-04-11),
5. 4662243 - Power transmission apparatus with two-phase type torque converter (1987-05-05),
6. 4646899 - Torsion damper disc (1987-03-03),
7. 4573374 - Vibration damper assembly (1986-03-04),
8. 3941223 - Inching valve (1976-03-02),
9. 3938637 - Control system for forward-reverse clutches and low pressure supply line (1976-02-17),

Title: Kiyoharu Murakami: Innovator in Sealing Devices and Friction Facings

Introduction

Kiyoharu Murakami is a notable inventor based in Neyagawa, Japan. He has made significant contributions to the field of engineering, particularly in the development of sealing devices and friction facings. With a total of 9 patents to his name, Murakami's work has had a considerable impact on pneumatic equipment.

Latest Patents

One of Murakami's latest patents is a sealing device for an air rotary joint. This invention is designed to supply compressed air from an external source through a rotating shaft to pneumatic equipment. The sealing device features lubricating oil chambers that are partitioned by air seals on both sides of an air inlet port. An inlet piping connects to one lubricating oil chamber, while a check valve is installed to prevent the counter flow of lubricating oil. Additionally, an outlet piping connects to the other lubricating oil chamber, which includes a relief valve to maintain hydraulic pressure below a specified maximum value, thus preventing air leakage due to counter flow.

Another significant patent is related to the structure and method for assembling friction facings. These innovations demonstrate Murakami's expertise in creating efficient and reliable mechanical solutions.

Career Highlights

Kiyoharu Murakami is currently employed at Kabushiki Kaisha Daikin Seisakusho, a company known for its advanced engineering solutions. His work at this organization has allowed him to further develop his innovative ideas and contribute to the field of pneumatic technology.

Collaborations

Murakami has collaborated with several talented individuals in his field, including Masahiko Koshimo and Hideaki Kawai. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Kiyoharu Murakami is a distinguished inventor whose contributions to sealing devices and friction facings have advanced the engineering landscape. His innovative spirit and collaborative efforts continue to inspire future developments in the industry.

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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