Location History:
- Kanagawaken, JP (1993)
- Futtsu, JP (1997 - 2000)
- Tokyo, JP (2014 - 2020)
Company Filing History:
6 out of 3,542 
1 out of 1,098 Years Active: 1993-2020
Title: Tetsuo Ishitsuka: Innovator in Electric Resistance Welded Steel Pipes
Introduction
Tetsuo Ishitsuka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials engineering, particularly in the development of electric resistance welded steel pipes. With a total of 7 patents to his name, Ishitsuka's work has had a lasting impact on the industry.
Latest Patents
Ishitsuka's latest patents include the "As-rolled type K55 electric resistance welded oil well pipe" and "High strength electric resistance welded steel pipe and method for producing high strength electric resistance welded steel pipe." The as-rolled type K55 pipe features a specific composition of materials, including 0.30 to 0.50% of carbon and a metallographic structure that ensures durability and strength. The high strength electric resistance welded steel pipe is designed to meet the increasing demands for toughness in oil well applications, showcasing a unique metal structure that balances ferrite and bainitic ferrite.
Career Highlights
Throughout his career, Tetsuo Ishitsuka has worked with notable companies such as Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these leading organizations has allowed him to refine his expertise in steel production and innovation.
Collaborations
Ishitsuka has collaborated with esteemed colleagues, including Hiroyuki Ogawa and Koichi Nose. These partnerships have contributed to the advancement of technology in the field of electric resistance welding.
Conclusion
Tetsuo Ishitsuka's contributions to the development of electric resistance welded steel pipes highlight his innovative spirit and dedication to engineering excellence. His patents continue to influence the industry and pave the way for future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.