Location History:
- Kawasaki-ku, JP (1997)
- Kawasaki, JP (1996 - 1998)
- Yokohama, JP (1999)
- Chiba, JP (2010)
- Tokyo, JP (1989 - 2020)
Company Filing History:
22 out of 614 
1 out of 1 
1 out of 2 
Years Active: 1989-2020
Title: Toyofumi Watanabe: Innovations in Cleaning Techniques and Coating Technologies
Introduction: Toyofumi Watanabe is an accomplished inventor based in Tokyo, Japan, known for his significant contributions to various innovations. With a remarkable portfolio of 25 patents, he continues to revolutionize industries through his cutting-edge inventions.
Latest Patents: Among his latest innovations, Toyofumi has developed a method for cleaning wires that enables effective descaling and smut removal. This method not only prevents yellowing post-cleaning but also significantly reduces water discharge during the cleaning process. The method involves three main steps: (A) pickling the wire, (B) cleaning the wire with acidic pressurized water derived from a collected pickle solution, and (C) rinsing with water. Another notable patent is his invention of a resin-coated metal sheet, which comprises a metal sheet with dual resin layers. The lower layer contains a hydrophilic copolyester, while the upper layer is made from a polyester that incorporates a unique diol component. This resin-coated sheet offers outstanding durability for food can manufacturing, as it prevents both white haze and retort blushing, thus preserving the can's aesthetic appearance.
Career Highlights: Toyofumi Watanabe has made significant strides during his career, having worked with respected companies such as NKK Corporation and Nakagawa Special Steel Inc. His work has consistently pushed the boundaries of what is possible in cleaning and coating technologies.
Collaborations: Throughout his career, Toyofumi has collaborated with notable colleagues, including Masaaki Yamashita and Naoto Yoshimi. Their collective expertise has further propelled advancements in their fields and enhanced the quality of innovation in their projects.
Conclusion: Toyofumi Watanabe stands out as a visionary inventor whose patent portfolio showcases his commitment to advancing technology. His innovative methods for wire cleaning and resin coating highlight the importance of continuous improvement in industrial processes, marking him as a key player in the realm of inventions.