Location History:
- Okazaki, JA (1976 - 1978)
- Toyota, JP (1987)
- Okazaki, JP (1979 - 1991)
Company Filing History:
10 out of 1,838 
5 out of 12 
3 out of 36,771 
Years Active: 1976-1991
Title: The Innovative Contributions of Noriaki Kawai
Introduction
Noriaki Kawai, an esteemed inventor based in Okazaki, Japan, has made significant contributions to the field of automotive technology. With 14 patents to his name, Kawai has exemplified ingenuity and dedication in the design and development of crucial devices that enhance the performance of internal combustion engines.
Latest Patents
Among Kawai’s latest innovations is the **Pilot Injection Device for Fuel Injection Pump**. This device features an accumulate piston that responds to fuel pressure from the fuel injection pump's pressurizing chamber, facilitating a pilot injection before the main injection occurs. Notably, it includes a back-pressure chamber filled with fuel, which allows for improved operation by eliminating trapped air, thereby enhancing the device's functionality.
Another of his notable patents is the **Oil Heating Apparatus for Internal Combustion Engine**. This innovative apparatus is strategically positioned on the oil path between the oil pan and the oil pump. By incorporating a heating unit controlled by a heating control system, it effectively reduces the load on the oil pump during cold starts, improving the ease of operation for internal combustion engines at low temperatures.
Career Highlights
Throughout his career, Kawai has been affiliated with respected companies such as Toyota Motor Corporation and Nippondenso Corporation. His experience within these organizations has not only honed his skills but also allowed him to play a significant role in advancing automotive technology.
Collaborations
Kawai has collaborated with prominent colleagues, including Heisuke Yamamoto and Hisaji Okamoto. Their combined expertise has contributed to a wealth of knowledge and innovation within the automotive industry.
Conclusion
In conclusion, Noriaki Kawai stands as a prominent figure in automotive invention, with his patents reflecting a commitment to improving engine efficiency and performance. His innovative designs underscore the importance of research and development in driving the automotive industry forward.