Company Filing History:
Years Active: 2005-2008
Title: Innovations by Jun-ichi Kawashima in Exhaust Gas Management
Introduction
Jun-ichi Kawashima, an accomplished inventor based in Yokosuka, Japan, has made significant contributions to the field of exhaust gas management. With a total of four patents to his name, Kawashima focuses on developing technologies that enhance engine efficiency and reduce emissions.
Latest Patents
Kawashima's latest innovations include a regeneration control device designed to improve the effectiveness of particulate filters in engines. This device features a first temperature sensor that detects temperatures upstream and downstream of the filter. Utilizing this data, a microcomputer estimates the second temperature and computes the estimated bed temperature of the filter. This calculated information allows for optimized engine control aimed at increasing the temperature of exhaust gases, thus enhancing filter regeneration.
Another notable invention is a particulate filter regenerating device. This device is engineered to prevent the filter from exceeding allowable temperatures during regeneration, especially when the estimated quantity of trapped particulate is lower than actual levels. The device adjusts the temperature rise of the exhaust gas based on real-time conditions, thereby ensuring the safe operation of the particulate filter.
Career Highlights
Kawashima has appreciably advanced his career at Nissan Motor Company Limited, where he has participated in groundbreaking developments in engine technology. His involvement in innovative projects reflects Nissan's commitment to enhancing environmental sustainability through improved exhaust management.
Collaborations
Throughout his career, Jun-ichi Kawashima has collaborated with talented coworkers such as Naoya Tsutsumoto and Makoto Ohtake. These partnerships have fostered an environment rich in creativity and technical expertise, leading to successful innovations that drive the automotive industry forward.
Conclusion
Jun-ichi Kawashima's inventions represent a blend of engineering excellence and innovative thinking, addressing the critical need for cleaner emissions and better engine performance. As the industry continues to evolve, his developments will likely play a vital role in shaping the future of automotive technology.