Location History:
- Ohmiya, JP (1989)
- Ohmiya-city, JP (1989)
- Saitama, JP (1991)
- Omiya, JP (1988 - 1992)
- Ohte, JP (1995)
- Tokyo, JP (1998)
Company Filing History:
5 out of 197 
3 out of 1,530 
2 out of 65 
Years Active: 1988-1998
Title: Takuro Iwamura: Innovator in Electric Railway Technology
Introduction
Takuro Iwamura is a prominent inventor based in Omiya, Japan. He has made significant contributions to the field of electric railway technology, holding a total of 9 patents. His innovative work focuses on the development of advanced materials for electric railway wires.
Latest Patents
Iwamura's latest patents include a wire for electric railways, which comprises a copper alloy consisting essentially, by weight percent, of 0.1 to 1.0% chromium (Cr), 0.01 to 0.3% zirconium (Zr), 0.05 to 0.15% tin (Sn), and 10 ppm or less oxygen (O). If required, it may further contain 0.01 to 0.1% silicon (Si), or a combination of 0.01 to 0.1% Si and 0.001 to 0.05% magnesium (Mg), with the balance being copper (Cu) and inevitable impurities. Another notable patent is a method for producing wire for electric railways, which involves hot working a copper alloy billet with a similar composition, followed by quenching, cold working, and aging treatment.
Career Highlights
Throughout his career, Takuro Iwamura has worked with notable companies such as Mitsubishi Kinzoku Kabushiki Kaisha and Mitsubishi Materials Corporation. His experience in these organizations has allowed him to refine his expertise in materials science and engineering.
Collaborations
Iwamura has collaborated with several esteemed colleagues, including Masao Kobayashi and Haruhiko Asao. Their joint efforts have contributed to advancements in the field of electric railway technology.
Conclusion
Takuro Iwamura's innovative work in electric railway technology has established him as a key figure in the industry. His patents and collaborations reflect his commitment to advancing materials for improved railway systems.