This inventor holds 3 USPTO granted patents. Top assignee: Toyoda Gosei Co., Ltd.. Active years: 1997-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Inazawa, JP (1997)
- Bisai, JP (2001)
- Aichi-ken, JP (2005)
Company Filing History:
Years Active: 1997-2005
Title: Norio Watanabe: Innovator in Plastic Pipe Technology
Introduction
Norio Watanabe is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of plastic pipe technology, holding a total of 3 patents. His work focuses on enhancing the performance and durability of plastic pipes used in various applications.
Latest Patents
Watanabe's latest patents include innovative designs and manufacturing methods for plastic pipes. One of his key inventions is a plastic pipe utilized in cooling water systems. This pipe features a heightened bonding strength between layers and improved resistance capabilities against antifreeze solutions. The inner layer is made from either polyphenylene sulfide or an aromatic polysulfide, ensuring minimal permeation of antifreeze, primarily ethylene glycol, at less than 3.0 g/m per day. Additionally, the thickness of the inner layer is designed to be 0.2 mm or greater to enhance resistance capabilities.
Another significant invention is a hose connecting assembly that guarantees a tight seal even when subjected to bending and vibrations in narrow spaces under low-temperature conditions. This assembly includes a connection tube pressed into the hose, designed to maintain an inner diameter change rate of no greater than 23% under an inner pressure of about 0.49 MPa. The design incorporates ring-shaped projections on the outer surface of the connection tube, ensuring a diameter expansion rate of at least 25%.
Career Highlights
Norio Watanabe is currently employed at Toyoda Gosei Co., Ltd., where he continues to innovate in the field of plastic technology. His work has significantly impacted the industry, leading to advancements in product reliability and performance.
Collaborations
Watanabe has collaborated with notable coworkers, including Kenichi Mitsui and Naomi Nakashima, contributing to the development of cutting-edge technologies in their field.
Conclusion
Norio Watanabe's contributions to plastic pipe technology exemplify his innovative spirit and dedication to improving industrial applications. His patents reflect a commitment to enhancing product performance and reliability in challenging conditions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile