Company Filing History:
7 out of 285 
3 out of 898 
1 out of 1,141 
Years Active: 1981-1993
Title: Kazushige Igawa: A Pioneer in Catalytic Innovation
Introduction
Kazushige Igawa, a notable inventor hailing from Shinnanyo, Japan, has made significant contributions to the field of exhaust gas treatment. With a remarkable portfolio of 10 patents, he has positioned himself as an influential figure in environmental technology. His inventions primarily focus on the reduction of nitrogen oxides, a major pollutant in automotive exhaust.
Latest Patents
Two of Igawa's latest patents exemplify his innovative approach to catalytic processes. The first patent describes a method for reducing nitrogen oxides from exhaust gases through a specialized catalyst. This catalyst incorporates a zeolite with a molar ratio of SiO2/Al2O3 of at least 10, in conjunction with copper and a rare earth ion, alkaline earth metal, or a variable valence metal, specifically tailored for oxygen-rich environments. The second patent focuses on the production of copper-containing zeolites, which serve as both catalysts and adsorbents, addressing the critical challenge of removing nitrogen oxides from exhaust gases effectively.
Career Highlights
Throughout his career, Kazushige Igawa has worked with prominent companies, including Toyo Soda Manufacturing Co., Ltd. and Tosoh Corporation. These experiences have not only enriched his knowledge in catalytic technology but have also contributed to the advancement of industrial applications aimed at environmental sustainability.
Collaborations
Igawa's work has benefited from collaborations with notable colleagues such as Katsumi Kamiyama and Junji Arika. Their collective expertise in the field has accelerated the development of innovative solutions for exhaust gas treatment, emphasizing the importance of teamwork in scientific endeavors.
Conclusion
Kazushige Igawa's contributions to the field of catalytic innovation play a crucial role in the ongoing efforts to mitigate environmental pollution. Through his patents and collaborations, he continues to pave the way for advancements in exhaust gas treatment technology, demonstrating the vital intersection of innovation and environmental responsibility.