Yokosuka, Japan

Masayuki Watando

This inventor holds 1 USPTO granted patent. Top assignee: Ishikawajima-Harima Jukogyo Kabushiki Kaisha. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Watando. Retrieved from https://idiyas.com/inventor/masayuki-watando

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Masayuki Watando: Innovator in TIG Welding Technology

Introduction

Masayuki Watando is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of welding technology, particularly through his innovative approaches to TIG welding processes. His work has garnered attention for its potential to enhance the efficiency and quality of welding operations.

Latest Patents

Watando holds a patent for an all-position TIG welding process. This innovative technique involves the use of controlled welding current pulses, specifically DC current pulses with frequencies ranging from tens to hundreds of Hz, most preferably between 30 to 300 Hz. By feeding these current pulses to both the electrode and the filler wire, Watando's method allows the arc to swing, which helps maintain a large pool of molten metal in a positive and stable manner. The high arc pressure achieved through this process significantly improves the welding quality.

Career Highlights

Masayuki Watando is associated with Ishikawajima-Harima Jukogyo Kabushiki Kaisha, a prominent company in the manufacturing sector. His work at this organization has been instrumental in advancing welding technologies. Watando's innovative spirit and technical expertise have positioned him as a key figure in the industry.

Collaborations

Throughout his career, Watando has collaborated with notable colleagues, including Ichiro Ohta and Akio Tejima. These partnerships have fostered a creative environment that encourages the development of cutting-edge welding solutions.

Conclusion

Masayuki Watando's contributions to TIG welding technology exemplify the impact of innovation in manufacturing processes. His patented techniques not only enhance welding efficiency but also set a new standard for quality in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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