This inventor holds 5 USPTO granted patents. Top assignees: Mitsubishi Fuso Truck & Bus Corporation, Mitsubishi Jidosha Kogyo Kabushiki Kaisha. Active years: 2000-2008.
Location History:
- Tokyo, JP (2000 - 2006)
- Minato-ku, JP (2008)
Company Filing History:
4 out of 94 
1 out of 1,649 
Years Active: 2000-2008
Title: Susumu Kouketsu: Innovator in Automotive Technology
Introduction
Susumu Kouketsu is a notable inventor based in Tokyo, Japan. He has made significant contributions to automotive technology, particularly in the field of emissions control and fuel injection systems. With a total of 5 patents to his name, Kouketsu's work has had a substantial impact on the industry.
Latest Patents
One of Kouketsu's latest patents is an apparatus and method for estimating the NOx trap catalyst adsorption amount. This innovative apparatus is designed to estimate the NOx adsorption amount using a NOx trap catalyst located in the exhaust passage of an engine. It effectively adsorbs NOx during lean operation and releases it during rich operation. The system includes an operation unit that computes emissions from the catalyst based on various parameters, such as exhaust gas temperature and flow rate. Additionally, it features an estimating unit that determines the adsorption amount in the NOx trap catalyst from the computed emissions.
Another significant patent is related to a fuel injection system that incorporates a booster unit within the injector. This system includes a booster piston in a pressure chamber and a discharge valve for managing fuel discharge. The controller in this system sets a target pressure in the common rail based on engine operation states and adjusts the discharge valve's open time accordingly.
Career Highlights
Throughout his career, Kouketsu has worked with prominent companies, including Mitsubishi Fuso Truck & Bus Corporation and Mitsubishi Jidosha Kogyo Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.
Collaborations
Kouketsu has collaborated with notable coworkers, including Keiki Tanabe and Shinji Nakayama. Their combined expertise has contributed to the advancement of automotive innovations.
Conclusion
Susumu Kouketsu is a distinguished inventor whose work in automotive technology has led to significant advancements in emissions control and fuel injection systems. His contributions continue to influence the industry and pave the way for future innovations.