Hideyo Nishikawa

This inventor holds 8 USPTO granted patents. Top assignees: Kao Corporation, Konica Corporation. Active years: 1988-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideyo Nishikawa. Retrieved from https://idiyas.com/inventor/hideyo-nishikawa

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 = 100.0

Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 145(Granted Patents)

Location History:

Wakayama, JP (1988 - 1990)
Hannan, JP (1996)
Funabashi, JP (1997)
Wakayama-ken, JP (1998)

Company Filing History:

where one patent can have more than one assignee

Years Active: 1988-1998

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5783535 - Detergent composition comprising an amidoether derivative mixture and a (1998-07-21),

2. 5700772 - Detergent composition comprising an amide-ether derivative mixture and (1997-12-23),

3. 5693605 - Detergent composition comprising an amide-ether derivative mixture and (1997-12-02),

4. 5481344 - Auxiliary device, cartridge and apparatus for toner supply (1996-01-02),

5. 4933252 - Electrophotographic developer comprising polyester resin of specified (1990-06-12),

6. 4863824 - Toner for developing electrostatic latent image (1989-09-05),

7. 4804622 - Toner composition for electrophotography (1989-02-14),

8. 4788122 - Production of polyester and elecrophotographic toner containing the same (1988-11-29),

Title: The Innovative Contributions of Hideyo Nishikawa

Introduction

Hideyo Nishikawa is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of detergent compositions, holding a total of 8 patents. His work focuses on creating effective and innovative cleaning solutions.

Latest Patents

One of his latest patents is a detergent composition comprising an amidoether derivative mixture. This invention relates to a detergent composition that includes (A) an amidoether derivative mixture consisting of an amidoether carboxylic acid or a salt thereof, an amidoether, and a glycerin derivative. Additionally, it contains (B) a conditioning component, where the total amount of the amidoether carboxylic acid or a salt thereof and the amidoether is 50 wt % or more. The weight ratio of the amidoether carboxylic acid or a salt thereof to the amidoether ranges from 99:1 to 10:90, and the amount of the glycerin derivative is 5 wt % or less.

Career Highlights

Throughout his career, Hideyo Nishikawa has worked with prominent companies such as Kao Corporation and Konica Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of detergents.

Collaborations

Hideyo has collaborated with notable coworkers, including Shingo Tanaka and Kuniyasu Kawabe. Their combined expertise has contributed to the advancement of their projects and innovations.

Conclusion

Hideyo Nishikawa's contributions to the field of detergent compositions demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of chemical compositions and their applications in 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]