Tatsuro Takeuchi

This inventor holds 9 USPTO granted patents. Top assignees: Takeda Chemical Industries, Inc., Mizusawa Industrial Chemicals, Ltd.. Active years: 1982-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuro Takeuchi. Retrieved from https://idiyas.com/inventor/tatsuro-takeuchi

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 = 2.8

ph-index = 8

Forward Citations = 157(Granted Patents)

Location History:

Oumihachiman, JP (1982 - 1983)
Shiga, JP (1992)
Tsukuba, JP (1993 - 1995)
Moriyama, JP (1991 - 1999)

Company Filing History:

9 out of 1,858

Takeda Chemical Industries, Inc.

patents

1 out of 53

Mizusawa Industrial Chemicals, Ltd.

patents

where one patent can have more than one assignee

Years Active: 1982-1999

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5872072 - Catalytic compositions and a deodorizing method using the same (1999-02-16),

2. 5690922 - Deodorizable fibers and method of producing the same (1997-11-25),

3. 5387564 - Molding and calcining of zeolite powder (1995-02-07),

4. 5248712 - Binders for forming a ceramics sheet and applications thereof (1993-09-28),

5. 5234884 - Adsorbent composition and method of producing same (1993-08-10),

6. 5132255 - Plastic compositions of inorganic powders and sintered bodies of the same (1992-07-21),

7. 5043310 - Moldable compositions of activated carbon and molded articles produced (1991-08-27),

8. 4400305 - Adsorbents comprising hydrated ferrites of Ti, Zr, and Sn and cured (1983-08-23),

9. 4362626 - Ion exchanger of hydrated oxide of Ti, Zr, or Sn and cured polyester, (1982-12-07),

Title: Innovations by Tatsuro Takeuchi

Introduction

Tatsuro Takeuchi is a notable inventor based in Moriyama, Japan. He has made significant contributions to the field of catalytic compositions and deodorizing methods. With a total of 9 patents to his name, Takeuchi's work has had a considerable impact on various industries.

Latest Patents

One of his latest patents involves catalytic compositions and a deodorizing method that effectively eliminates malodorous components. This innovative composition includes a phosphate of a tetravalent metal, such as titanium, and a hydroxide of a divalent metal, like copper or zinc. The photocatalyst used in this composition comprises sulfide-semiconductors, oxide-semiconductors, and other photo-semiconductors, including titanium oxide. This composition ensures the efficient elimination of not only acidic and basic components but also neutral components over an extended period, regardless of light irradiation. Another significant patent focuses on deodorizable fibers and their production method. These fibers incorporate titanium oxide or other photocatalysts along with an adsorbent made from a phosphate of a tetravalent metal and a hydroxide of a divalent metal. The fiber may feature a composite structure, such as a sheath-core structure, where the concentration of the photocatalyst is higher in the sheath than in the core.

Career Highlights

Throughout his career, Tatsuro Takeuchi has worked with prominent companies, including Takeda Chemical Industries, Inc. and Takeda Chemical Industries, Ltd. His experience in these organizations has contributed to his expertise in developing innovative solutions in his field.

Collaborations

Takeuchi has collaborated with notable individuals in his industry, including Motoya Mouri and Tetsuya Sahara. These collaborations have likely enriched his work and led to further advancements in his inventions.

Conclusion

Tatsuro Takeuchi's contributions to the field of catalytic compositions and deodorizing methods showcase his innovative spirit and dedication to solving real-world problems. His patents reflect a commitment to advancing technology and improving everyday products.

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]