Location History:
- Yokohama, JP (2000 - 2004)
- Kanagawa, JP (2003 - 2004)
- Tochigi, JP (2004 - 2005)
- Tokyo, JP (2000 - 2007)
- Minato-ku, JP (2008)
Company Filing History:
9 out of 1,625 
9 out of 94 
Years Active: 2000-2008
Title: Keiki Tanabe: Innovator in Automotive Technology
Introduction
Keiki Tanabe is a prominent inventor based in Tokyo, Japan, known for his significant contributions to automotive technology. With a total of 18 patents to his name, Tanabe has made remarkable advancements in the field, particularly in emissions control and fuel injection systems.
Latest Patents
One of Tanabe'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. Another notable patent is for a common rail fuel injection system. This system enhances fuel efficiency by controlling the timing of pressure-increase control valves, preventing rapid increases in fuel consumption during pressure adjustments.
Career Highlights
Throughout his career, Tanabe has worked with notable companies, including Mitsubishi Motors Corporation and Mitsubishi Fuso Truck & Bus Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of automotive technologies.
Collaborations
Tanabe has collaborated with esteemed colleagues, including Susumu Kohketsu and Shinji Nakayama. Their combined expertise has fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.
Conclusion
Keiki Tanabe's contributions to automotive technology through his patents and collaborations have significantly impacted the industry. His innovative approaches to emissions control and fuel injection systems continue to pave the way for advancements in vehicle efficiency and environmental sustainability.