Yokosuka, Japan

Masaki Ohsumi

This inventor holds 26 USPTO granted patents and 2 published patent applications, primarily in Liquid Ejection Technology. Top assignees: Canon Kabushiki Kaisha, Canon Kabushiki Kaisha Kaisha. Active years: 2007-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Ohsumi. Retrieved from https://idiyas.com/inventor/masaki-ohsumi

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

USPTO Granted Patents = 26 

% Patents Active = 26.9

Average Co-Inventor Count = 5.4

ph-index = 5

Forward Citations = 90(Granted Patents)


Location History:

  • Kanagawa, JP (2007 - 2011)
  • Yokosuka, JP (2007 - 2021)

Company Filing History:


Years Active: 2007-2021

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Areas of Expertise:
Liquid Ejection Head
Manufacturing Method
Ink Jet Recording Head
Ejection Orifice
Liquid Discharge Head
Evaluation Method
Stacked Films
Production Process
Forming Method
Liquid Ejecting Head
Recording Head
Through Holes
26 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masaki Ohsumi

Introduction

Masaki Ohsumi, based in Yokosuka, Japan, is a notable inventor with a wealth of experience in developing technologically advanced solutions. With an impressive portfolio of 26 patents, Ohsumi has made significant strides in enhancing liquid ejection technologies, contributing to various industries through his groundbreaking inventions.

Latest Patents

Ohsumi's recent innovations reflect his expertise and ingenuity. His patent for a "Liquid ejection head and manufacturing method thereof" describes a liquid ejection head that features an intricately designed ejection orifice forming surface. This surface consists of three distinct regions that optimize liquid ejection, allowing for remarkable precision. The first region, located near the ejection orifice, has a contact angle for pure water, which is significantly larger than the third region by 10 degrees or more. Additionally, his "Member transfer method and manufacturing method for liquid ejection head" delineates a process for seamlessly transferring a member from a support to an object while enhancing the production efficacy of liquid ejection heads.

Career Highlights

Masaki Ohsumi's career trajectory includes significant roles at Canon Kabushiki Kaisha, where he contributed to the technological advancements that have positioned the company as a leader in imaging and printing solutions. His work has not only influenced product development but also shaped the evolution of manufacturing techniques in the industry.

Collaborations

Throughout his career, Ohsumi has collaborated with accomplished colleagues such as Yoshinori Tagawa and Shuji Koyama. These partnerships have facilitated the exchange of innovative ideas and have fostered a collaborative environment that nurtures creativity and leads to remarkable outcomes in the field of liquid ejection technology.

Conclusion

Masaki Ohsumi's dedication to innovation and his extensive list of patents underscore his influence in the field of liquid ejection technologies. His contributions, particularly through his latest patents, highlight the importance of ingenuity in advancing technological solutions. As he continues to refine and develop new methods, Ohsumi remains an inspiring figure among inventors 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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