Location History:
- Ibaraki, JP (2003)
- Ryugasaki, JP (2003 - 2006)
- Tsukuba, JP (2012)
- Tsuchiura, JP (2016)
Company Filing History:
Years Active: 2003-2016
Title: The Innovative Contributions of Hikaru Yamamoto
Introduction
Hikaru Yamamoto is a notable inventor based in Tsuchiura, Japan. He has made significant contributions to the field of welding technology, holding a total of 5 patents. His work focuses on enhancing the efficiency and quality of welding processes, particularly through the use of plasma arc technology.
Latest Patents
Yamamoto's latest patents include a plasma arc welding method and a plasma arc welding device. The plasma arc welding method allows for continuous welding of a target part of a workpiece while forming a keyhole weld. This method utilizes a pulse current for welding, with the pulse frequency synchronized to the weld pool during the process. This synchronization helps control the vibration of the weld pool, resulting in a stable penetration bead with the desired height, free from hanging or irregularities. Additionally, his welding method for T-joints involves generating an arc from a welding wire toward the back surface of a groove, ensuring a satisfactory penetration bead is formed. This innovative approach enhances workability during the welding of lower plates and upright plates.
Career Highlights
Hikaru Yamamoto is currently employed at Hitachi Construction Machinery Co., Ltd., where he continues to develop and refine welding technologies. His expertise in plasma arc welding has positioned him as a key figure in the industry, contributing to advancements that improve welding efficiency and quality.
Collaborations
Yamamoto collaborates with talented coworkers such as Toru Takatani and Yutaka Takano. Their combined efforts in research and development have led to innovative solutions in welding technology.
Conclusion
Hikaru Yamamoto's contributions to welding technology through his patents and collaborative efforts highlight his role as an influential inventor in the field. His work continues to pave the way for advancements in welding processes, ensuring higher quality and efficiency in construction and manufacturing.