Minoru Ishida

This inventor holds 8 USPTO granted patents. Top assignees: Nippon Paint Compnay, Ltd., Amchem Products, Inc.. Active years: 1980-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Ishida. Retrieved from https://idiyas.com/inventor/minoru-ishida-skkt03lt

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 = 3.6

ph-index = 4

Forward Citations = 41(Granted Patents)

Location History:

Ikedanakamachi, JP (1981)
Neyagawa, JP (1983)
Osaka, JP (1993 - 1995)
Sakai, JP (1980 - 1999)

Company Filing History:

7 out of 827

Nippon Paint Compnay, Ltd.

patents

1 out of 109

Amchem Products, Inc.

patents

Years Active: 1980-1999

Loading Chart...

8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5935919 - Alkaline degreasing solution and degreasing method employing the same (1999-08-10),

2. 5925613 - Alkaline degreasing solution and degreasing method employing the same (1999-07-20),

3. 5415797 - Degreasing solution and degreasing method (1995-05-16),

4. 5308413 - Process for phosphating metal surface to make thereon a zinc phosphate (1994-05-03),

5. 5244512 - Method for treating metal surface with zinc phosphate (1993-09-14),

6. 4419147 - Phosphating process of metal surface (1983-12-06),

7. 4292096 - Phosphating process of metal surface (1981-09-29),

8. 4181539 - Process of phosphating an iron substrate in a closed system using (1980-01-01),

Title: Minoru Ishida: Innovator in Alkaline Degreasing Solutions

Introduction

Minoru Ishida is a prominent inventor based in Osaka, Japan. With a total of eight patents to his name, Ishida has made significant contributions to the field of chemical solutions, particularly in the area of alkaline degreasing.

Latest Patents

One of Ishida's latest patents showcases an innovative alkaline degreasing solution. This solution contains a concentration of 0.01 to 3 g/l of alkali silicate, calculated as silicon concentration, combined with 0.01 to 10 g/l of a nonionic surfactant. The surfactant has a specific HLB value (calculated as 20 times the weight of the hydrophilic group part divided by the molecular weight of the surfactant) that ranges from 5 to 11. The solution boasts a pH value of at least 9.5, making it effective for various degreasing applications.

Career Highlights

Throughout his career, Minoru Ishida has worked with leading companies in the industry. Notably, he has held positions at Nippon Paint Company, Ltd. and Amchem Products, Inc., where he contributed to the development of advanced chemical solutions.

Collaborations

Ishida has collaborated with esteemed professionals such as Ryoichi Murakami and Tamotsu Sobata. These collaborative efforts have further enriched his work and led to innovative advancements in the field of alkaline degreasing solutions.

Conclusion

In conclusion, Minoru Ishida stands out as a dedicated inventor whose work has impacted the industry significantly. His eight patents, particularly in the realm of alkaline degreasing solutions, demonstrate his commitment to innovation and excellence. Through his career and collaborations, he continues to inspire advancements in chemical solutions.

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]