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For the Inventor, By the Inventor

Wakayama, Japan

Takatoshi Kobayashi

This inventor holds 13 USPTO granted patents. Top assignee: Kao Corporation. Active years: 1985-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatoshi Kobayashi. Retrieved from https://idiyas.com/inventor/takatoshi-kobayashi

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 11

Forward Citations = 382(Granted Patents)


Location History:

  • Wakayama, JP (1985 - 1989)
  • Utsunomiya, JP (1989 - 1996)
  • Tochigi, JP (1991 - 1999)

Company Filing History:

goldMedal13 out of 3,673 
 
Kao Corporation
 patents

Years Active: 1985-1999

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13 patents (USPTO):Explore Patents
1. 5922659 - Cleanser composition (1999-07-13),
2. 5686403 - Cleanser composition containing phosphate ester and ether acetate (1997-11-11),
3. 5489469 - Absorbent composite (1996-02-06),
4. 5126201 - Absorbent article (1992-06-30),
5. 5078710 - Surface material for sanitary articles (1992-01-07),
6. 5023124 - Absorbent article (1991-06-11),
7. 4850991 - Absorbent article (1989-07-25),
8. 4812486 - Absorbent resin with excellent stability (1989-03-14),
9. 4806578 - Process for producing highly absorptive resin (1989-02-21),
10. 4727097 - Process for preparing highly reactive, water-absorptive resin (1988-02-23),
11. 4721647 - Absorbent article (1988-01-26),
12. 4666975 - Absorptive material (1987-05-19),
13. 4497930 - Process for producing highly water absorptive polymer (1985-02-05),

Title: The Innovative Contributions of Takatoshi Kobayashi

Introduction

Takatoshi Kobayashi is a prominent inventor based in Wakayama, Japan. He has made significant contributions to the field of cleanser compositions, holding a total of 13 patents. His work focuses on developing formulations that enhance user experience while maintaining skin safety.

Latest Patents

One of his latest patents is a cleanser composition that comprises a phosphate type surfactant and an amide ether carboxylic acid as essential components. This innovative formulation is designed to be lowly irritant to the skin and excels in lathering properties. It produces creamy foam and provides an excellent feeling to the skin, even when used with hard water. Another notable patent involves a cleanser composition containing phosphate ester and ether acetate, further showcasing his expertise in creating effective cleansing products.

Career Highlights

Kobayashi is associated with Kao Corporation, a leading company in the consumer goods sector. His work at Kao has allowed him to focus on developing high-quality personal care products that meet consumer needs.

Collaborations

Throughout his career, Takatoshi Kobayashi has collaborated with talented individuals such as Harumasa Yamasaki and Yuzo Sumida. These collaborations have contributed to the advancement of innovative products in the personal care industry.

Conclusion

Takatoshi Kobayashi's contributions to the field of cleanser compositions highlight his dedication to innovation and consumer safety. His patents reflect a commitment to enhancing the quality of personal care products, making a lasting impact 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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