Ashiya, Japan

Toshiro Mase

This inventor holds 1 USPTO granted patent. Top assignee: Sumitomo Metal Industries, Inc.. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiro Mase. Retrieved from https://idiyas.com/inventor/toshiro-mase-ehbzucss

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 125(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Toshiro Mase: Innovator in Oil Well Technology

Introduction

Toshiro Mase is a notable inventor based in Ashiya, Japan. He has made significant contributions to the field of oil well technology, particularly with his innovative designs that enhance the efficiency and reliability of oil extraction processes.

Latest Patents

Mase holds a patent for an oil well pipe joint. This invention features a metal-to-metal sealing portion without threads, which is a significant advancement in the industry. The design includes a metal-plated or resin-coated layer that improves resistance to galling on the outer peripheral surface of a thread-free lip portion. This innovative joint maintains satisfactory sealing properties even under severe corrosive conditions, allowing for connections and disconnections over 10 times, and usually over 25 times.

Career Highlights

Toshiro Mase is associated with Sumitomo Metal Industries, Inc., where he has been instrumental in developing advanced materials and technologies for the oil and gas sector. His work has contributed to enhancing the durability and performance of oil well components.

Collaborations

Mase has collaborated with notable colleagues such as Kunihiro Fukui and Minoru Nishihara. Their combined expertise has fostered innovation and development in the field of oil well technology.

Conclusion

Toshiro Mase's contributions to oil well technology through his innovative patent demonstrate his commitment to advancing the industry. His work continues to influence the efficiency and reliability of oil extraction processes.

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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