Company Filing History:
13 out of 10,092 
1 out of 21,831 
Years Active: 1994-2010
Title: Takeshi Narishige: A Pioneer in Exhaust Gas Purification Technology
Introduction
Takeshi Narishige is an accomplished inventor based in Saitama, Japan, holding an impressive portfolio of 14 patents. His work primarily focuses on innovations in exhaust gas purification technology, making significant strides in enhancing the environmental performance of vehicles equipped with internal combustion engines.
Latest Patents
Among Narishige's notable contributions is a catalytic converter apparatus for purifying exhaust gas. This invention features a dual catalytic system, consisting of a first catalytic converter with a first catalyst connected to the engine and a second catalytic converter with a second catalyst connected to the rear of the first converter. Both catalysts incorporate a wash coat layer, with a thickness of 0.2 mm or less, designed to improve purification efficiency while utilizing a minimal amount of noble metal. Additionally, Narishige developed an exhaust gas purifying catalyst that utilizes Iridium (Ir) powder, characterized by a dual peak particle size distribution for enhanced catalyst performance.
Career Highlights
Throughout his career, Narishige has been associated with prominent automotive companies, including Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His innovative mindset and dedication to research have established him as a frontrunner in automotive emissions technology.
Collaborations
Narishige has worked alongside talented colleagues such as Yoshikazu Fujisawa and Makoto Tsuji. Their collaborations reflect a commitment to advancing automotive technologies and environmental sustainability through innovative solutions.
Conclusion
Takeshi Narishige's contributions to the field of exhaust gas purification exemplify the critical role inventors play in addressing environmental challenges. With a robust patent portfolio and a history of collaboration with leading automotive companies, Narishige continues to pave the way for advancements in eco-friendly technologies.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.