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For the Inventor, By the Inventor

Osaka, Japan

Takehide Tsuda

This inventor holds 14 USPTO granted patents, plus 1 CIPO patent, primarily in Fluorinated Compounds. Top assignees: Daikin Industries, Ltd., Daiken Industries, Ltd.. Active years: 1994-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takehide Tsuda. Retrieved from https://idiyas.com/inventor/takehide-tsuda

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

Calculating rank
USPTO Granted Patents = 14

% Patents Active = 100.0


Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 31(Granted Patents)


Location History:

  • Settsu, JP (1994 - 2000)
  • Osaka, JP (1995 - 2004)

Company Filing History:

goldMedal13 out of 4,509 
 
Daikin Industries, Ltd.
 patents
silverMedal1 out of 19 
 
Daiken Industries, Ltd.
 patents

Years Active: 1994-2004

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Areas of Expertise:
Hydrogen Fluoride
Difluoromethane
Pentafluoroethane
Azeotropic Mixture
Trifluoro-2-Chloroethane
Chemical Processes
Fluorinated Compounds
Chloromethane
14 patents (USPTO):Explore Patents
1. 6676809 - Process for removal of hydrogen fluoride (2004-01-13),
2. 6538165 - Process for producing difluoromethane and difluorochloromethane (2003-03-25),
3. 6407296 - Process for producing difluoromethane (2002-06-18),
4. 6375808 - Process for producing difluoromethane (2002-04-23),
5. 6346172 - Process for producing difluoromethane (2002-02-12),
6. 6311515 - Process for removal of hydrogen fluoride (2001-11-06),
7. 6049016 - Process for producing pentafluoroethane and tetrafluorochloroethane (2000-04-11),
8. 6011185 - Process for producing pentafluoroethane and tetrafluorochloroethane (2000-01-04),
9. 5846388 - Azeotropic mixture of 1,1-difluoroethane and hydrogen fluoride and (1998-12-08),
10. 5744659 - Process for the preparation of difluoromethane (1998-04-28),
11. 5523015 - Azeotropes of hydrogen fluoride with dichloromethane, difluoromethane (1996-06-04),
12. 5426251 - Process for preparing 1,1,1-trifluoro-2-chloroethane and/or (1995-06-20),
13. 5401430 - Azeotropic mixture of hydrogen fluoride and (1995-03-28),
14. 5324873 - Azeotropic mixture of hydrogen fluoride and (1994-06-28),

Title: The Innovative Mind of Takehide Tsuda

Introduction: Takehide Tsuda is a renowned inventor hailing from Osaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takehide Tsuda holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Tsuda has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Tsuda has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge-sharing that has resulted in cutting-edge inventions.

Conclusion: Takehide Tsuda's passion for innovation, coupled with his relentless drive to push the boundaries of technology, has solidified his reputation as a visionary inventor in the global innovation landscape.

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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