Location History:
- Fukuoka, JP (2003)
- Kitakyushu, JP (2003 - 2005)
Company Filing History:
2 out of 1,102 
1 out of 832,912 Years Active: 2003-2005
Title: Haruki Nakashima: Innovator in Welding Technology
Introduction
Haruki Nakashima is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of welding technology, holding a total of 3 patents. His innovative approaches have advanced the efficiency and quality of welding processes.
Latest Patents
Nakashima's latest patents include a high-speed carbon dioxide gas welding method. This arc welding method suppresses sputtering and allows for a smooth bead penetration surface shape, similar to MIG or MAG welding, without producing undercuts or bumping beads. Another patent focuses on a carbon dioxide gas welding method that achieves welding rates of about 1.5 m/minute. This method utilizes a consumable electrode and a welding power source with control means to open a short circuit at a rate of at least 500 A/msec upon detection. The welding process is optimized by computing a welding voltage that corresponds to the proper volume of globules, ensuring effective welding conditions.
Career Highlights
Throughout his career, Nakashima has worked with various companies, including Kabushiki Kaisha Yaskawa Denki. His expertise in welding technology has positioned him as a key figure in the industry, contributing to advancements that benefit manufacturing processes.
Collaborations
Nakashima has collaborated with notable coworkers such as Yasuhiro Koga and Shinji Okumura. Their combined efforts have led to innovative solutions in welding technology.
Conclusion
Haruki Nakashima's contributions to welding technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in engineering.