Location History:
- Kanagawa, JP (1993 - 1995)
- Yokosuka, JP (1998)
Company Filing History:
3 out of 317 
1 out of 13,402 
Years Active: 1993-1998
Title: The Innovations of Yoshiharu Ishikawa
Introduction
Yoshiharu Ishikawa is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of automotive design, particularly in the development of innovative seating solutions. With a total of 3 patents to his name, Ishikawa's work reflects a commitment to enhancing comfort and functionality in automotive seating.
Latest Patents
Ishikawa's latest patents include a method for molding the headrest of an automotive seat. This method involves preparing a bag-shaped flexible outer skin member with an elongate slit. A part of a stay member is inserted into the outer skin member through the slit and set relative to it. A given biasing force is applied to the longitudinal ends of the slit, allowing it to stretch and take a closed position. An injection nozzle of a foamable material feeder is then inserted into the slit, and foamable material is poured into the outer skin member until a specified amount is reached. The biasing force is maintained until the material is sufficiently cured. Another significant patent is for a cushion structure of an automotive seat, which features a major holding part made of foamed polyurethane. A wadding of down and feather, bound with a binder, is applied to the front surface of this holding part, enhancing comfort.
Career Highlights
Throughout his career, Ishikawa has worked with prominent companies, including Ikeda Bussan Co. Ltd. and Nissan Motor Company Limited. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the automotive industry.
Collaborations
Ishikawa has collaborated with notable coworkers such as Syuzaburo Kimura and Tohru Satoh. Their combined expertise has likely fostered a creative environment that encourages innovation and the development of new ideas.
Conclusion
Yoshiharu Ishikawa's contributions to automotive seating design through his patents demonstrate his innovative spirit and dedication to improving user comfort. His work continues to influence the industry, showcasing the importance of creativity in engineering.