Location History:
- Amagasaki, JP (1994)
- Chiyoda-ku, JP (2010)
- Tokyo, JP (2013)
Company Filing History:
3 out of 342 
1 out of 57 Years Active: 1994-2013
Title: Shigeo Matsubara: Innovator in Welding and Rockbolt Technology
Introduction
Shigeo Matsubara is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of welding technology and rockbolt manufacturing. With a total of 3 patents to his name, Matsubara's work reflects a commitment to innovation and practical applications in engineering.
Latest Patents
Matsubara's latest patents include an innovative electrode for spot welding. This electrode features a double structure that incorporates copper or a copper alloy as the electrode body, along with a core material made of tungsten, molybdenum, or their respective alloys. The design aims to enhance durability by minimizing particle dropping and attrition during repeated applications of heat and pressure.
Another significant patent is for a high-strength steel pipe rockbolt. This rockbolt is crafted from a high-strength steel sheet and is designed to maintain sufficient strength despite a decrease in thickness. The manufacturing process involves roll-forming and hydraulic expansion, which improves working efficiency and resistance to cracking.
Career Highlights
Throughout his career, Matsubara has worked with prominent companies such as Nisshin Steel Co., Ltd. and Nippon Tungsten Co., Ltd. His experience in these organizations has contributed to his expertise in materials and manufacturing processes.
Collaborations
Matsubara has collaborated with talented individuals in his field, including Shingo Mukae and Kenji Okamura. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
Shigeo Matsubara's work exemplifies the spirit of innovation in engineering. His patents in welding and rockbolt technology demonstrate a practical approach to solving industry challenges. His contributions continue to influence the fields he is involved in.
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.