Keiji Takagi

This inventor holds 10 USPTO granted patents and 4 published patent applications and 9 EPO patents. Top assignees: Sumitomo Rubber Industries Limited, Osaka University. Active years: 2016-2025.

USPTO Granted Patents = 10 (Patent Applications = 4)

% Patents Active = 70.0

EPO Patents = 9 (Patent Applications = 8)

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 7(Granted Patents)

Location History:

Kobe, JP (2016 - 2024)
Hyogo, JP (2024)

Company Filing History:

10 out of 4,544

Sumitomo Rubber Industries Limited

where one patent can have more than one assignee

Years Active: 2016-2025

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12365154 - Mixing device, bottle unit, and puncture repair kit (2025-07-22),

2. 12070916 - Mixing device, bottle unit, and puncture repair kit (2024-08-27),

3. 12064997 - Motorcycle tire (2024-08-20),

4. 11732116 - Rubber composition for tire tread and tire (2023-08-22),

5. 10647168 - Pneumatic tire (2020-05-12),

6. 10590395 - Mutein, method for producing said mutein, gene encoding said mutein, recombinant vector and plant bearing said gene, method for controlling amount of mevalonic acid produced and amount of isoprenoid produced, method for controlling 3-hydroxy-3-methylglutaryl-CoA reductase activity (2020-03-17),

7. 10272725 - Pneumatic tire (2019-04-30),

8. 9719110 - Method of increasing production of amorpha-4,11-diene and method of increasing production of natural rubber (2017-08-01),

9. 9649885 - Pneumatic tire (2017-05-16),

10. 9375981 - Pneumatic tire (2016-06-28),

Title: Keiji Takagi: Innovator in Mixing Technology

Introduction

Keiji Takagi is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of mixing technology, particularly in the development of devices that enhance the efficiency of puncture repair solutions. With a total of 10 patents to his name, Takagi's work has garnered attention for its innovative approach to solving practical problems.

Latest Patents

Among his latest patents, Takagi has developed a mixing device designed for mixing a puncture repair liquid with compressed air. This device features a mixing chamber that includes a first inlet for supplying compressed air in a specific flow direction, a second inlet for introducing the puncture repair liquid, and an outlet for discharging the resulting mixture. Notably, the outlet is positioned to discharge the mixture in a second flow direction, which is strategically displaced from a virtual line extending from the first inlet. This design ensures optimal mixing and efficiency in the application of puncture repair solutions.

Career Highlights

Throughout his career, Keiji Takagi has worked with notable organizations such as Sumitomo Rubber Industries Limited and Osaka University. His experience in these institutions has allowed him to refine his skills and contribute to advancements in mixing technology. His innovative designs have not only improved existing products but have also paved the way for new applications in various industries.

Collaborations

Takagi has collaborated with talented individuals in his field, including Yukino Inoue and Kazuhisa Fushihara. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Keiji Takagi's contributions to mixing technology exemplify the impact of innovative thinking in solving real-world challenges. His patents reflect a commitment to enhancing the efficiency of puncture repair solutions, making him a notable figure in the field of invention.