Location History:
- Kanagawa, JP (2004)
- Hamamatsu, JP (2011)
- Tokyo, JP (2012)
Company Filing History:
3 out of 254 
1 out of 36,713 
1 out of 802 Years Active: 2004-2012
Title: Innovator Toshihiko Kumasaka: Pioneering Advances in Engine Technology and Insulation
Introduction
Toshihiko Kumasaka, a distinguished inventor based in Tokyo, Japan, has made significant contributions to the fields of internal combustion engines and heat insulation technology. With a total of three patents to his name, Kumasaka continues to innovate and enhance the efficiency of modern engineering solutions.
Latest Patents
Kumasaka's latest patents include the following groundbreaking inventions:
1. **Cooling passage partition for an internal combustion engine**: This innovative partition member is utilized in the cylinder block of an internal combustion engine. It is specifically designed to be arranged in a groove-like cooling passage, through which a cooling heat medium flows. The partition comprises a separating wall that divides the cooling passage into an inner and outer passage, optimizing cooling performance near the cylinder bores.
2. **Insulated container and method of manufacturing the same**: This patent describes an advanced insulated container designed for the thermal storage of liquids. The container features a high-performance vacuum heat insulating material formed around a three-dimensional inner container, which minimizes heat loss. The design includes liquid flow inlet/outlet portions and a heat insulation space held in a pressure-reduced state, ensuring optimal insulation efficiency.
Career Highlights
Throughout his career, Kumasaka has worked with prominent companies in the automotive and materials sectors, including Nichias Corporation and Toyota Motor Corporation. His work at these companies has contributed significantly to the development of new technologies and innovative solutions in their respective fields.
Collaborations
Kumasaka has collaborated with esteemed colleagues, including Takasuke Shikida and Shuichi Hanai. These partnerships have fostered creativity and innovation, further enhancing Kumasaka's capabilities as an inventor.
Conclusion
Toshihiko Kumasaka stands out as a leading inventor, making essential contributions to engine cooling technology and thermal insulation. His patents reflect a commitment to innovation and excellence, and his professional collaborations continue to inspire advancements in engineering. As technology progresses, Kumasaka's work will undoubtedly influence future developments in both the automotive and insulation industries.