Location History:
- Aichi, JP (1992 - 1998)
- Nagoya, JP (1982 - 2000)
- Nishikasugai-gun, JP (2003 - 2004)
Company Filing History:
21 out of 3,078 
1 out of 6 Years Active: 1982-2004
Title: Keizo Hayashi - A Pioneering Innovator in Vehicle Trim and Weather Strips
Introduction
Keizo Hayashi, an esteemed inventor based in Nagoya, Japan, has made significant contributions to the field of automotive components, particularly in the design and improvement of vehicle trim and weather strips. With a remarkable portfolio of 21 patents, his innovative approach has led to advancements that enhance both functionality and performance in vehicles.
Latest Patents
Keizo Hayashi's latest patents showcase his ingenuity and attention to detail. The first notable patent is an "Insert for Trim, Trim and Weather Strip for Vehicle." This U-shaped insert comprises several segments that are strategically spaced apart by a predetermined interval. Adjacent segments are connected through coupling members, which are nearly parallel to each other. The design incorporates acutely angled corners with cylindrical notches that extend into each segment, allowing for effective deformation while ensuring the insert resists tensile stress.
Another significant invention is the "Trim and Seal Member." This patent pertains to a trim or seal member used in weather strip applications. The design includes a holding lip portion and modified holding lip portions, each featuring head portions designed to bulge toward the bottom wall at the tips of the modified lips. Furthermore, the projected lengths of the head portions and the thicknesses of these heads are engineered to increase inversely to the projecting lengths of the holding lip portions, ensuring a secure fit and efficient sealing. Additionally, a sloped design at the tip ends of the modified holding lip portions enhances the effectiveness of the seal.
Career Highlights
Throughout his career, Keizo Hayashi has been associated with prominent companies such as Toyoda Gosei Co., Ltd. and Micro Denshi Co., Ltd. His work at these firms has not only contributed to their innovation strategies but has also established him as a respected figure in the automotive industry.
Collaborations
Hayashi has collaborated with talented individuals like Masahiro Nozaki and Hiroyasu Kozawa. Their synergy has propelled numerous projects forward, resulting in substantial advancements in the design and functionality of automotive components.
Conclusion
Keizo Hayashi's innovative spirit and dedication to enhancing vehicle trim and weather strapping have solidified his reputation as a leading inventor in his field. His numerous patents reflect a commitment to advancing automotive technology, promising improved quality and performance in vehicles worldwide. Hayashi's work underscores the importance of innovation in meeting the ever-evolving demands of the automotive sector.
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.