Hikaru Saijo

This inventor holds 10 USPTO granted patents and 4 published patent applications, plus 9 CIPO patents and 2 EPO patents. Top assignee: Kureha Corporation. Active years: 2016-2021.

USPTO Granted Patents = 10 (Patent Applications = 4)

% Patents Active = 100.0

CIPO Patents = 9

EPO Patents = 2 (Patent Applications = 6)

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 10(Granted Patents)

Company Filing History:

10 out of 335

Kureha Corporation

patents

Years Active: 2016-2021

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11142678 - Downhole tool (2021-10-12),

2. 11059952 - Rubber composition for downhole tools and member for downhole tools (2021-07-13),

3. 10829614 - Composition, composition for downhole tools, degradable rubber member for downhole, downhole tool, and method for well drilling (2020-11-10),

4. 10815362 - Composition, composition for downhole tools, degradable rubber member for downhole, downhole tool, and method for well drilling (2020-10-27),

5. 10626694 - Downhole tool member for hydrocarbon resource recovery (2020-04-21),

6. 10030464 - Member for hydrocarbon resource collection downhole tool (2018-07-24),

7. 9926764 - Molded product having effective thickness of 1 mm or more and containing aliphatic polyester resin, and downhole tool member for hydrocarbon resource recovery (2018-03-27),

8. 9902897 - Degradable fiber for use in well treatment fluid, method for manufacturing same, and well treatment method (2018-02-27),

9. 9574418 - Downhole tool member for hydrocarbon resource recovery (2017-02-21),

10. 9267351 - Member for hydrocarbon resource collection downhole tool (2016-02-23),

Title: The Innovative Contributions of Hikaru Saijo

Introduction

Hikaru Saijo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of downhole tools, holding a total of 10 patents. His work focuses on developing materials that enhance the performance and sustainability of downhole equipment.

Latest Patents

One of Hikaru Saijo's latest patents is a downhole tool designed with high initial compressive strength. This tool can maintain its compressive strength for a certain period and is rapidly degradable after use. It is formed from a degradable resin composition that includes a polyamide resin and a carboxylic acid anhydride. The carboxylic acid anhydride meets specific melting point conditions, ensuring optimal performance. Another notable patent is a rubber composition for downhole tools, which boasts excellent degradability and storability. This composition includes degradable rubber, a degradation accelerator, and a degradation inhibitor, all carefully balanced to enhance the tool's functionality.

Career Highlights

Hikaru Saijo is currently employed at Kureha Corporation, where he continues to innovate in the field of materials science. His work has been instrumental in advancing the technology used in downhole applications, making them more efficient and environmentally friendly.

Collaborations

Hikaru has collaborated with notable coworkers such as Masayuki Okura and Katsumi Yoshida. Their combined expertise has contributed to the successful development of innovative solutions in their field.

Conclusion

Hikaru Saijo's contributions to the invention of downhole tools reflect his commitment to innovation and sustainability. His patents demonstrate a forward-thinking approach to material science, paving the way for future advancements in the industry.