Location History:
- Hyogo, JP (2012 - 2016)
- Tokyo, JP (2016 - 2019)
Company Filing History:
5 out of 29 
1 out of 34 Years Active: 2012-2019
Title: Keiji Takehara: Innovator in Surface Fasteners
Introduction
Keiji Takehara is a notable inventor based in Hyogo, Japan, recognized for his contributions to the field of fastening technology. With a total of 5 patents, he has made significant advancements in the design and functionality of loop surface fasteners.
Latest Patents
One of his latest innovations is a loop surface fastener that boasts an excellent positioning function. This fastener features numerous looped engaging elements made from loop yarns, which are inserted parallel to ground warp yarns. The design meets specific requirements, including the use of multi-filament yarns and a density of looped engaging elements ranging from 100 to 200 per centimeter. Additionally, the loop surfaces of these elements are oriented in the same direction, aligning with the ground weft yarn direction.
Another significant patent is a surface fastener with an excellent temporary fixing function. This molded fastener includes a multitude of male fastening elements that project upward from a plastic plate. Each element is designed with precise dimensions and features an anti-sticking projection to enhance usability. The coverage of these male fastening elements on the plate ranges from 25% to 45%, ensuring effective fastening capabilities.
Career Highlights
Throughout his career, Keiji Takehara has worked with prominent companies such as Kuraray Fastening Co., Ltd. and Morito Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative fastening solutions.
Collaborations
Keiji has collaborated with talented individuals in the industry, including Satoru Ono and Yukitoshi Higashinaka. These partnerships have fostered a creative environment that has led to the development of cutting-edge fastening technologies.
Conclusion
Keiji Takehara's work in the field of surface fasteners exemplifies innovation and dedication. His patents reflect a commitment to improving fastening technology, making him a significant figure in the industry.