Location History:
- Kawasaki, JP (1999)
- Kanagawa, JP (2014)
Company Filing History:
1 out of 47 
1 out of 50 Years Active: 1999-2014
Title: Soichiro Yamaguchi: Innovator in Polymer Technology
Introduction
Soichiro Yamaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of polymer technology, holding 2 patents that showcase his innovative spirit and technical expertise.
Latest Patents
Yamaguchi's latest patents include an "Extruder and process for preparing a mixture of polymer and diluent." This invention relates to a twin screw extruder designed for preparing a polymeric solution. The extruder features an elongated housing with an inlet and outlet end, a pair of interconnecting bores, and elongated extruder shafts that are drivable in at least one direction of rotation. The design incorporates multiple extruder stages through a plurality of extruder screw segments positioned along the shafts.
Another significant patent is the "Microporous polyolefin battery separator." This invention comprises a microporous polyolefin composite membrane, which is particularly useful as a battery separator. The composite membrane includes a microporous polyolefin membrane and a polyolefin nonwoven fabric laminated on at least one surface. It has specific characteristics such as a thickness of 25 to 200 µm, a porosity of 30 to 70%, and an air permeability of 100 to 2000 sec/100 cc. The design aims to enhance the performance and safety of battery applications.
Career Highlights
Throughout his career, Yamaguchi has worked with prominent companies such as Tonen Chemical Corporation and Toray Battery Separator Film Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in polymer technology.
Collaborations
Yamaguchi has collaborated with notable coworkers, including Kotaro Takita and Norimitsu Kaimai. Their joint efforts have contributed to advancements in the field and have fostered a collaborative environment for innovation.
Conclusion
Soichiro Yamaguchi stands out as a significant figure in the realm of polymer technology. His patents reflect his dedication to innovation and his impact on the industry. His work continues to influence advancements in battery technology and polymer applications.