Location History:
- Sodegaura, JP (1993)
- Chiba, JP (2008)
- Ichihara, JP (1996 - 2011)
Company Filing History:
8 out of 555 
5 out of 51 
2 out of 40 
Years Active: 1993-2011
Title: **The Innovations of Minoru Sugawara: A Pioneer in Composite Materials**
Introduction
Minoru Sugawara, based in Ichihara, Japan, is a significant figure in the field of innovative materials engineering. With a remarkable portfolio of 13 patents, Sugawara's contributions enhance various industrial applications, particularly in the development of composite foams and sound absorbers.
Latest Patents
Among Sugawara's latest inventions are two notable patents focusing on advanced composite materials. The first, an **extruded propylene-resin composite foam**, introduces an innovative molding material composed of a propylene-based resin. This foam showcases a unique formulation that includes fibrous filler and boasts a high closed cell content of 40 percent or more. Additionally, the invention features an impressive expansion ratio, making it suitable for various applications.
The second invention involves a **process for producing sound absorbers** that utilize novel design principles. This process results in a sound absorber with skin layers and a void layer embedded with pin-formed holes. This design enhances its sound-dampening capabilities and includes reinforcing fibers, making it a valuable asset in acoustical engineering.
Career Highlights
Throughout his career, Minoru Sugawara has worked with prominent companies, including Idemitsu Petrochemical Co., Ltd. and Prime Polymer Co., Ltd. His experience in these leading organizations has allowed him to develop and refine his expertise in the field of composite materials and their applications.
Collaborations
Collaboration is a key element of Sugawara's success. He has worked alongside notable colleagues such as Koki Hirano and Katsuhiko Tada. These partnerships have facilitated the exchange of ideas and innovation, further strengthening the impact of Sugawara's research and development in the industry.
Conclusion
Minoru Sugawara stands out as an innovative inventor in the realm of composite materials. With his extensive patent portfolio and valuable collaborations, Sugawara continues to lead advancements that will shape the future of material science and engineering. His contributions serve as a testament to the importance of innovation in improving industrial applications and enhancing product performance.
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.