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For the Inventor, By the Inventor

Osaka, Japan

Kazuhiro Takahashi

This inventor holds 83 USPTO granted patents and 70 published patent applications and 51 EPO patents, primarily in Refrigerant Technology (CPC class C09K5-045). Top assignees: Daikin Industries, Ltd., Funai Electric Company Ltd., Kyocera Document Solutions Inc.. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Takahashi. Retrieved from https://idiyas.com/inventor/kazuhiro-takahashi

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

USPTO Granted Patents = 83 

% Patents Active = 86.7

 

Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 71(Granted Patents)

Forward Citations (Not Self Cited) = 51(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Daito, JP (2011 - 2015)
  • Settsui, JP (2016)
  • Settsu, JP (2001 - 2017)
  • Osaka, JP (2006 - 2024)

Company Filing History:

goldMedal70 out of 4,492 
 
Daikin Industries, Ltd.
 patents
silverMedal10 out of 2,413 
 
Funai Electric Company Ltd.
 patents
bronzeMedal2 out of 6,338 
 
Kyocera Document Solutions Inc.
 patents
4. 1 out of 49 
 
Fukoku Co., Ltd.
 patents

Years Active: 2001-2026

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Areas of Expertise:
Refrigerant
HFC-143
Difluoroethylene
Azeotropic Composition
Heat Transfer Medium
Refrigeration Cycle
Air Conditioning
Heat Exchange Unit
Refrigeration Apparatus
Fluoroethane
Coolant
Pentafluoropropane
83 patents (USPTO):Explore Patents
1. 12623984 - Azeotropic or azeotrope-like composition containing trifluoroethylene (2026-05-12),
2. 12570590 - Method for manufacturing 2-Chloro-1, 1-difluoroethane (HCFC-142), 1,1,2-trifluoroethane (HFC-143), and (E)-1,2-difluoroethylene (HFO-1132(E)) and/or (Z)-1,2-difluoroethylene (HFO-1132(Z)) (2026-03-10),
3. 12534654 - Composition including 1,1,2-trifluoroethane (HFC-143) (2026-01-27),
4. 12509409 - Azeotrope or azeotropic composition containing pentafluoropropane and water, and method for producing pentafluoropropane (2025-12-30),
5. 12480028 - Composition containing refrigerant, use thereof, refrigerator having same, and operation method for said refrigerator (2025-11-25),
6. 12473477 - Refrigerant-containing composition, heat transfer medium, and heat cycle system (2025-11-18),
7. 12379140 - Air conditioner (2025-08-05),
8. 12319634 - Method for purifying 1,2-difluoroethylene (HFO-1132) (2025-06-03),
9. 12270575 - Warm-water generating apparatus (2025-04-08),
10. 12251590 - Azeotropic or azeotropic-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane, 1-chloro-2,2-difluoroethane, or 1,2-dichloro-1-fluoroethane (2025-03-18),
11. 12215270 - Azeotropic or azeotropic-like composition comprising 2-chloro-1,1-difluoroethane (2025-02-04),
12. 12116329 - Method for producing difluoroethylene (2024-10-15),
13. 12054445 - Method for manufacturing 1-halo-2-fluoroethylene (2024-08-06),
14. 12036491 - Azeotrope-like composition containing 1,2-difluoroethylene or 1,1,2-trifluoroethylene and hydrogen fluoride (2024-07-16),
15. 11906207 - Refrigeration apparatus (2024-02-20),

Title: The Visionary Innovations of Inventor Kazuhiro Takahashi

Introduction:

In the realm of inventions, one name that shines brightly is that of Kazuhiro Takahashi. Hailing from Osaka, Japan, this visionary inventor has left an indelible mark on the world of technology with his groundbreaking innovations and patents.

Latest Patents:

Kazuhiro Takahashi's latest patents showcase his ingenuity and dedication to advancing technology. One of his recent patents includes a method for manufacturing 1-halo-2-fluoroethylene, revolutionizing the process of obtaining trans-1-halo-2-fluoroethylene and cis-1-halo-2-fluoroethylene through isomerization under light irradiation. Another notable patent is the creation of an azeotrope-like composition containing 1,2-difluoroethylene or 1,1,2-trifluoroethylene and hydrogen fluoride, along with a unique separation method using this composition.

Career Highlights:

Throughout his illustrious career, Kazuhiro Takahashi has worked with prestigious companies such as Daikin Industries, Ltd. and Funai Electric Company Ltd. His expertise and innovative spirit have propelled these organizations towards new heights in technological advancements and product development.

Collaborations:

Collaboration plays a vital role in fostering innovation, and Kazuhiro Takahashi has collaborated with esteemed individuals such as Tatsuya Takakuwa and Takehiro Chaki. Together, they have synergized their talents and knowledge to create groundbreaking inventions that have reshaped industries.

Conclusion:

Kazuhiro Takahashi stands as a visionary inventor whose passion for pushing the boundaries of technology continues to inspire generations of innovators worldwide. His prolific contributions to the field of technology have not only transformed industries but have also set a benchmark for aspiring inventors to strive towards.

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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