logo

For the Inventor, By the Inventor

Wakayama, Japan

Yoshiaki Kokubo

This inventor holds 14 USPTO granted patents. Top assignees: Kokubo & Co., Ltd., Kokubo & Co., Ltd.. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Kokubo. Retrieved from https://idiyas.com/inventor/yoshiaki-kokubo

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

USPTO Granted Patents = 14

% Patents Active = 92.9

Average Co-Inventor Count = 1.0

ph-index = 4

Forward Citations = 41(Granted Patents)


Company Filing History:

goldMedal13 out of 13 
 
Kokubo & Co., Ltd.
 patents
silverMedal1 out of 1 
 
Kokubo & Co., Ltd.
 patent

Years Active: 2018-2026

Loading Chart...
14 patents (USPTO):Explore Patents
1. D1148485 - Rice washing bowl (2026-09-22),
2. D946362 - Butter spreader (2022-03-22),
3. D911129 - Pizza cutter (2021-02-23),
4. D909146 - Valve container (2021-02-02),
5. D909124 - Lid of canister for food (2021-02-02),
6. D909115 - Container for cooking (2021-02-02),
7. D886550 - Stand for kitchen utensils (2020-06-09),
8. D876910 - Perforated spoon with fork (2020-03-03),
9. D876741 - Wash bowl (2020-02-25),
10. D874885 - Bowl with draining container (2020-02-11),
11. D872957 - Drain tray (2020-01-14),
12. D872405 - Drain rack (2020-01-07),
13. D835479 - Spin colander (2018-12-11),
14. D835478 - Spin colander (2018-12-11),

Title: Yoshiaki Kokubo: A Visionary Inventor from Wakayama

Introduction

Yoshiaki Kokubo, an accomplished inventor based in Wakayama, Japan, has made significant contributions to the field of innovation with a portfolio of 13 patents. His creative prowess showcases his dedication to improving everyday life through practical inventions.

Latest Patents

Among his notable recent innovations are the Butter Spreader and the Pizza Cutter. These inventions reflect his understanding of consumer needs and his ability to create tools that enhance the enjoyment and ease of food preparation.

Career Highlights

Kokubo is currently associated with Kokubo & Co., Ltd., where he continues to drive innovation in product development. His work at the company has positioned him as a key player in creating practical solutions that resonate with users.

Collaborations

Throughout his career, Yoshiaki Kokubo has likely engaged in various collaborations with fellow inventors and industry professionals. This network of collaboration not only expands his creative horizon but also enriches the invention landscape, fostering new ideas and advancements in technology.

Conclusion

Yoshiaki Kokubo stands out as a brilliant inventor whose work exemplifies a commitment to innovation and practical design. His contributions, particularly in kitchen tools, mark him as a significant figure in the world of patents and inventions, inspiring future generations of inventors.

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…