This inventor holds 9 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Toyobo Co., Ltd., Toyobo Mc Corporation. Active years: 2017-2025.
Location History:
- Shiga, JP (2020 - 2021)
- Otsu, JP (2017 - 2023)
Company Filing History:
Years Active: 2017-2025
Title: Takuya Shimoharai: Innovator in Polybutylene Terephthalate Resin Composition
Introduction
Takuya Shimoharai is a notable inventor based in Otsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of polybutylene terephthalate resin compositions. With a total of nine patents to his name, Shimoharai's work has had a considerable impact on the industry.
Latest Patents
Among his latest innovations, Shimoharai has developed a polybutylene terephthalate resin composition that includes 70 to 97 parts by mass of a polybutylene terephthalate resin (A) with an intrinsic viscosity (IV) of 0.60 to 0.95 dl/g. This composition also comprises 2 to 15 parts by mass of a modified olefin resin (B) and 1 to 15 parts by mass of a polyester elastomer (C). The addition of 0.05 to 1.5 parts by mass of a carbodiimide compound (D) enhances the composition's impact properties and fluidity. Another significant patent involves a polybutylene terephthalate resin composition that boasts excellent heat resistance and high toughness, consisting of 85 to 99.5 parts by mass of a polybutylene terephthalate resin (A) with an IV of 1.0