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For the Inventor, By the Inventor

Nagoya, Japan

Yasuo Okawa

This inventor holds 12 USPTO granted patents. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 1995-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Okawa. Retrieved from https://idiyas.com/inventor/yasuo-okawa

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

USPTO Granted Patents = 12

% Patents Active = 75.0

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 111(Granted Patents)


Company Filing History:

goldMedal12 out of 17,888 
 
Brother Kogyo Kabushiki-Kaisha
 patents

Years Active: 1995-2014

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12 patents (USPTO):Explore Patents
1. 8807674 - Liquid droplet ejecting apparatus (2014-08-19),
2. 8202583 - Method of manufacturing nozzle plate (2012-06-19),
3. 7823288 - Method of producing nozzle plate and said nozzle plate (2010-11-02),
4. 7802876 - Actuator unit and manufacturing method thereof, and liquid ejection head (2010-09-28),
5. 7513041 - Method for producing a nozzle plate (2009-04-07),
6. 7426783 - Method of manufacturing an ink jet head (2008-09-23),
7. 7401897 - Inkjet head (2008-07-22),
8. 5912526 - Layered-type piezoelectric element and method for producing the (1999-06-15),
9. 5860202 - Method for producing a layered piezoelectric element (1999-01-19),
10. 5639508 - Method for producing a layered piezoelectric element (1997-06-17),
11. 5459371 - Multilayer piezoelectric element (1995-10-17),
12. 5406164 - Multilayer piezoelectric element (1995-04-11),

Title: Yasuo Okawa: Innovator in Liquid Ejection Technology

Introduction

Yasuo Okawa is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of liquid droplet ejection technology, holding a total of 12 patents. His work has been instrumental in advancing the capabilities of various applications that rely on precise liquid dispensing.

Latest Patents

One of Yasuo Okawa's latest patents is a liquid droplet ejecting apparatus. This innovative device includes a droplet ejection head, an absorber, a moving mechanism, and a controller. The droplet ejection head features liquid passages with ejection openings that release droplets onto a recording medium. The actuator within the head applies energy to the liquid, enabling precise droplet ejection. The absorber is designed to face the ejection openings, allowing for effective liquid absorption. The moving mechanism facilitates the relative positioning of the droplet ejection head and the absorber, ensuring optimal performance. Another notable patent is a method of manufacturing a nozzle plate, which involves several steps including the formation of nozzle holes and the application of photocurable resin.

Career Highlights

Yasuo Okawa is currently employed at Brother Kogyo Kabushiki-Kaisha, a company known for its innovative technologies. His work at Brother has allowed him to develop cutting-edge solutions in the field of liquid ejection, contributing to the company's reputation for excellence in technology.

Collaborations

Yasuo has collaborated with notable coworkers such as Yasuji Chikaoka and Atsuo Sakaida. Their combined expertise has fostered an environment of innovation and creativity, leading to the development of advanced technologies in their field.

Conclusion

Yasuo Okawa's contributions to liquid droplet ejection technology exemplify his dedication to innovation and excellence. His patents and work at Brother Kogyo Kabushiki-Kaisha continue to influence the industry and inspire future advancements.

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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