Katsumi Omura

This inventor holds 5 USPTO granted patents. Top assignees: Kuraray Co., Ltd., Nagase Co., Ltd.. Active years: 1982-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Omura. Retrieved from https://idiyas.com/inventor/katsumi-omura

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

Calculating rank

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 14(Granted Patents)

Location History:

Hasaki, JP (1982 - 1983)
Kamisu, JP (1989)
Kashima, JP (1992 - 1993)

Company Filing History:

where one patent can have more than one assignee

Years Active: 1982-1993

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5218979 - Method of cleaning printed circuit boards with dimethylcyclooctadienes (1993-06-15),

2. 5132039 - Cleaning compositions and applications thereof (1992-07-21),

3. 4814425 - Novel alternate copolymers (1989-03-21),

4. 4381416 - Process for producing isoprene (1983-04-26),

5. 4338478 - Process for producing conjugated dienes (1982-07-06),

Title: Innovations of Katsumi Omura in Cleaning Technologies

Introduction

Katsumi Omura is a notable inventor based in Kashima, Japan. He has made significant contributions to the field of cleaning technologies, particularly in the cleaning of printed circuit boards. With a total of 5 patents to his name, Omura's work has had a considerable impact on the industry.

Latest Patents

Omura's latest patents include a method of cleaning printed circuit boards using dimethylcyclooctadienes. This innovative cleaning composition involves contacting the board with a mixture that includes dimethylcyclooctadienes and a surfactant in a concentration of 2-20% by weight. The process further entails rinsing the board with water and subsequently drying it. His patents also cover cleaning compositions and their applications, emphasizing the effectiveness of dimethylcyclooctadienes in maintaining the integrity of printed wiring boards.

Career Highlights

Throughout his career, Katsumi Omura has worked with prominent companies such as Kuraray Co., Ltd. and Nagase Co., Ltd. His experience in these organizations has allowed him to refine his expertise in cleaning technologies and contribute to various innovative projects.

Collaborations

Omura has collaborated with notable coworkers, including Sunao Kyo and Noriaki Kumagai. These partnerships have fostered a creative environment that has led to the development of effective cleaning solutions.

Conclusion

Katsumi Omura's contributions to cleaning technologies, particularly in the realm of printed circuit boards, showcase his innovative spirit and dedication to improving industry standards. His patents reflect a commitment to advancing cleaning methods that enhance efficiency and effectiveness.

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]