Location History:
- Hirakata, JP (1986 - 1988)
- Moriguchi, JP (1992)
- Ibaragi, JP (1994)
- Ibaraki, JP (1988 - 1997)
- Nara, JP (1999)
- Ikoma, JP (2000 - 2007)
- Osaka, JP (1990 - 2024)
Company Filing History:
29 out of 27,375 
5 out of 3,871 
1 out of 158 
Years Active: 1986-2024
Title: Hajime Yamamoto: Innovator in Adhesive Technology
Introduction
Hajime Yamamoto is a prominent inventor based in Ibaraki, Japan. With an impressive portfolio of 35 patents, he has made significant contributions to the fields of adhesive technology and polymer film applications. His innovative designs and products have opened new avenues for various industrial applications.
Latest Patents
Among his latest inventions is an air-permeable adhesive sheet, characterized by its unique air permeability properties in a thickness direction. This adhesive sheet includes an adhesive agent layer with first through holes, which allow air to pass through while maintaining adhesive effectiveness. The design specifications include an average opening diameter of 1.0 to 50 μm and an average interval of 5 to 400 μm, ensuring a minimal variation in air permeability of 22% or less. This invention allows the creation of sheets with good air permeability characteristics even when produced in smaller sizes.
Additionally, Yamamoto has developed a polymer film featuring straight through holes extending from one principal surface to the other. This innovative structure provides multiple applications, including waterproof sound-permeable membranes, waterproof gas-permeable membranes, and suction sheets. The polymer film demonstrates a unique design where the cross-sectional area of the through holes increases from one surface to the other, highlighting its advanced engineering.
Career Highlights
Throughout his career, Hajime Yamamoto has worked with well-known companies such as Matsushita Electric Industrial Co., Ltd. and Nitto Denko Corporation. His expertise in developing advanced materials and products has been instrumental in pushing the boundaries of adhesive technology and polymer applications.
Collaborations
Yamamoto's innovative journey is complemented by collaborations with talented professionals, including Hiroshi Terada and Yuji Takashima. These partnerships have fostered an environment of creativity and advancement in the field of adhesive and polymer technology.
Conclusion
Hajime Yamamoto stands out as a prolific inventor whose innovations continue to impact various industries significantly. His dedication to developing effective adhesive solutions and advanced polymer films reflects a commitment to enhancing product performance and functionality. As he continues to push the limits of technology, the future promises even more groundbreaking inventions from this esteemed inventor.