Location History:
- Hachioji, JP (1995)
- Futtsu, JP (1998)
- Chiba, JP (2016)
- Tokyo, JP (1986 - 2021)
Company Filing History:
5 out of 1,101 
4 out of 37 
2 out of 152 
Years Active: 1986-2021
Title: The Innovative Mind of Kazuhiro Kojima
Introduction
Kazuhiro Kojima is a renowned inventor based in Tokyo, Japan, with an impressive portfolio of 17 patents to his name. His inventions primarily focus on advancements in welding materials and techniques, contributing significantly to the manufacturing and metallurgy fields.
Latest Patents
Kazuhiro has recently developed several noteworthy patents. One of his key innovations is a Ni-based alloy core wire for a covered electrode, which features a precise chemical composition tailored for enhanced performance. The alloy consists of carbon, silicon, manganese, molybdenum, tungsten, copper, tantalum, and nickel, designed to optimize the welding process.
Another significant patent involves a flux-cored wire for gas-shielded arc welding. This invention aims to provide weld metals with excellent low-temperature toughness, improving welding efficiency while simplifying the preheating process to prevent cold cracking. The wire utilizes various fluoride and oxide additives to achieve its remarkable properties.
Career Highlights
Kazuhiro Kojima has made substantial contributions through his work at reputable companies such as Nippon Steel & Sumitomo Metal Corporation, where he honed his skills in metallurgy and welding technologies. He also played a pivotal role at Sds Biotech K.K., expanding his expertise in innovative solutions for welding procedures.
Collaborations
Throughout his career, Kazuhiro has collaborated with renowned professionals in the field, including Shuichi Nakamura and Toshiya Kimata. Their combined expertise has driven forward-thinking advancements in welding technologies and materials, showcasing the power of teamwork in innovation.
Conclusion
Kazuhiro Kojima's contributions to welding technology illustrate the impact of determined inventors in industrial advancements. With his continued focus on developing novel solutions, he remains a significant figure in the realm of innovation and engineering. His patents represent not just his creativity but also his commitment to improving processes vital for various manufacturing applications.