This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Hitachi, Ltd., Hitachi Automotive Systems, Ltd.. Active years: 2009-2012.
Company Filing History:
Years Active: 2009-2012
Title: Kenichi Kotabe: Innovator in Engine Control Technology
Introduction
Kenichi Kotabe is a notable inventor based in Mito, Japan. He has made significant contributions to the field of engine control technology, holding a total of 3 patents. His work focuses on improving the efficiency and reliability of engine systems, particularly in relation to ignition timing and exhaust gas purification.
Latest Patents
One of his latest patents is an engine control device designed to accurately calculate a compensation coefficient for transient compensation of ignition timing. This innovation aims to prevent combustion deterioration caused by mechanical response delays in variable valve timing mechanisms during acceleration and deceleration. The device calculates the angular difference between the current real phase of the intake and exhaust valves and a target phase based on engine load. It also determines the shift amount between current and theoretical intake air amounts, using this information to perform transient compensation of ignition timing.
Another significant patent is an apparatus for diagnosing exhaust gas purifying devices. This apparatus includes a catalyst deterioration level detector that assesses the deterioration level of a catalyst by analyzing the relationship between upstream and downstream air-fuel ratio detectors. The system can accurately detect any deteriorated catalyst, even if the downstream air-fuel ratio sensor is degraded.
Career Highlights
Kenichi Kotabe has worked with prominent companies such as Hitachi, Ltd. and Hitachi Automotive Systems, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in engine control technology.
Collaborations
Throughout his career, Kotabe has collaborated with talented individuals, including Kenji Mizushima and Seiji Asano. These partnerships have contributed to the advancement of his projects and innovations.
Conclusion
Kenichi Kotabe's contributions to engine control technology demonstrate his commitment to innovation and improvement in automotive systems. His patents reflect a deep understanding of engine dynamics and a dedication to enhancing performance and efficiency.