Company Filing History:
3 out of 35 
1 out of 1 Years Active: 1990-2001
Title: Mark Lear - Innovator in Two-Stroke Cycle Internal Combustion Engines
Introduction
Mark Lear is a notable inventor based in Tauranga, New Zealand, recognized for his contributions to the field of internal combustion engines. With a total of four patents to his name, Lear has made significant advancements in engine technology, particularly focusing on two-stroke cycle engines.
Latest Patents
Among his latest patents, Lear has developed a two-stroke cycle internal combustion engine that incorporates an exhaust gas treatment catalyst. This innovative design features separate reducing and oxidizing catalyst portions, which are specifically engineered to treat different segments of the exhaust gas emitted during each exhaust period. The portion of the exhaust gas that is high in nitrogen oxides (NOx), typically released first upon the initial opening of the exhaust port, is directed to be treated by the reducing catalysts. Meanwhile, the remaining exhaust gas is treated by the oxidizing catalyst, showcasing Lear's commitment to improving engine efficiency and reducing harmful emissions.
Career Highlights
Throughout his career, Mark Lear has worked with prominent companies in the engine manufacturing sector. Notably, he has been associated with Orbital Engine Company and Orbital Engine Company (Australia) Proprietary Limited. His work in these organizations has allowed him to refine his expertise in engine design and innovation.
Collaborations
Lear has collaborated with several talented individuals in the industry, including Christopher K. Schlunke and Sam R. Leighton. These partnerships have contributed to the development of his patented technologies and have fostered a collaborative environment for innovation.
Conclusion
Mark Lear's contributions to the field of internal combustion engines, particularly through his innovative patents, highlight his role as a significant inventor in this domain. His work continues to influence advancements in engine technology and environmental sustainability.