Yokohama, Japan

Kei Oomoto

This inventor holds 7 USPTO granted patents and 1 EPO patent. Top assignee: Mitsubishi Pencil Company, Limited. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Oomoto. Retrieved from https://idiyas.com/inventor/kei-oomoto

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

Calculating rank

% Patents Active = 71.4


Average Co-Inventor Count = 1.7

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Fujioka, JP (2011)
  • Yokohama, JP (2016 - 2017)
  • Tokyo, JP (2023)

Company Filing History:


Years Active: 2011-2025

Loading Chart...
Loading Chart...
7 patents (USPTO):Explore Patents

Title: Kei Oomoto: Innovator in Applicator Technology

Introduction

Kei Oomoto is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of applicator technology, holding a total of 7 patents. His innovative designs have enhanced the functionality and efficiency of application devices.

Latest Patents

One of Kei Oomoto's latest patents is an advanced applicator. This applicator features a container that holds an application liquid, an inner plug that seals the container's mouth, and a valve that opens against the biasing force of a spring member. This design allows the application liquid to be discharged effectively. The applicator also includes an application member that covers the outlet of the inner plug, enabling precise application to surfaces. The liquid flow passage within the inner plug is engineered to provide a specific flow resistance, ensuring optimal performance.

Career Highlights

Kei Oomoto is currently employed at Mitsubishi Pencil Company, Limited, where he continues to innovate and develop new technologies. His work has been instrumental in advancing applicator designs, making them more user-friendly and efficient.

Collaborations

Throughout his career, Kei Oomoto has collaborated with talented individuals such as Pablo Puga and Yumi Maejima. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Kei Oomoto's contributions to applicator technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of user needs and technical challenges, positioning him as a key figure in his field.

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]
Loading…