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For the Inventor, By the Inventor

Yokkaichi, Japan

Junya Kishi

This inventor holds 8 USPTO granted patents and 1 published patent application. Top assignee: Kh Neochem Co., Ltd.. Active years: 2014-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junya Kishi. Retrieved from https://idiyas.com/inventor/junya-kishi

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

USPTO Granted Patents = 8 

% Patents Active = 25.0

Average Co-Inventor Count = 3.2

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Mie, JP (2014 - 2016)
  • Yokkaichi, JP (2017 - 2020)

Company Filing History:

goldMedal8 out of 15 
 
Kh Neochem Co., Ltd.
 patents

Years Active: 2014-2020

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8 patents (USPTO):Explore Patents
1. 10647901 - Refrigerating machine oil composition and working fluid composition for refrigerating machine using same (2020-05-12),
2. 10640691 - Refrigerating machine oil composition and working fluid composition for refrigerating machine using same (2020-05-05),
3. 10266788 - Refrigerating-machine oil composition and working fluid composition including same for refrigerating machine (2019-04-23),
4. 9878974 - Ester of pentaerythritol and isotridecanoic acid used therefor (2018-01-30),
5. 9546334 - Refrigerating machine oil, and working fluid composition for refrigerating machine which is produced using same (2017-01-17),
6. 9523058 - Mixed ester (2016-12-20),
7. 9328306 - Mixed ester (2016-05-03),
8. 8772531 - Neopentyl glycol diester (2014-07-08),

Title: Junya Kishi: Innovator in Refrigerating Machine Technology

Introduction

Junya Kishi is a prominent inventor based in Yokkaichi, Japan. He has made significant contributions to the field of refrigerating machine technology, holding a total of 8 patents. His work focuses on developing advanced refrigerating machine oil compositions and working fluid compositions that enhance the efficiency and performance of refrigeration systems.

Latest Patents

Among his latest patents is a refrigerating machine oil composition designed for a mixed refrigerant comprising difluoromethane. This innovative composition includes a polymer (A) and an ester (B) derived from polyhydric alcohols and aliphatic monocarboxylic acids. The polymer (A) is synthesized by polymerizing monomers that consist of at least one monosubstituted ethylene and disubstituted ethylene. The specific ratio of the monomer is crucial, as it must be between 75 to 100% by mass based on the total mass of the monomers constituting the polymer.

Another notable patent involves a refrigerating machine oil composition for a refrigerant consisting of difluoromethane. Similar to his previous work, this composition also comprises a polymer (A) and an ester (B). The polymer is obtained through a similar polymerization process, ensuring optimal performance in refrigeration applications.

Career Highlights

Junya Kishi is currently employed at Kh Neochem Co., Ltd., where he continues to innovate in the field of refrigeration technology. His expertise and dedication have positioned him as a key figure in the development of efficient refrigerating solutions.

Collaborations

Throughout his career, Kishi has collaborated with notable colleagues, including Toshihiro Inayama and Yuichiro Nakai. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Junya Kishi's contributions to refrigerating machine technology are noteworthy, with a focus on developing advanced oil compositions that improve efficiency. His work continues to impact the industry positively, showcasing the importance of innovation in refrigeration systems.

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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