Location History:
- Itami, JP (1996 - 1997)
- Tokyo, JP (1998 - 2018)
Company Filing History:
12 out of 21,351 
5 out of 15,928 
Years Active: 1996-2018
Title: The Innovations of Zempei Kawazu: A Pioneer in SiC Technology
Introduction: Zempei Kawazu, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 17 patents, his innovative spirit has propelled advancements in the manufacturing of silicon carbide (SiC) materials, which are critical for various high-performance applications.
Latest Patents: Kawazu's latest patents showcase his expertise in SiC epitaxial growth and substrate development. One notable patent details a method for manufacturing a SiC epitaxial wafer. This method involves a three-step process that includes performing a first epitaxial growth on a SiC bulk substrate, ceasing the gas supply to increase the substrate's temperature, and conducting a second epitaxial growth. Additionally, he has patented a single-crystal 4H-SiC substrate, which features an epitaxial layer with precise recess specifications. This 4H-SiC substrate is designed to enhance performance while maintaining a low defect density, ensuring its effectiveness in various applications.
Career Highlights: Throughout his career, Kawazu has held positions at prominent companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. His experience in these industry-leading organizations has honed his skills and allowed him to contribute to groundbreaking technologies.
Collaborations: Kawazu has collaborated with esteemed colleagues, including Nobuyuki Tomita and Yoichiro Mitani. These partnerships have facilitated knowledge exchange and innovation, further advancing the field of semiconductor materials.
Conclusion: Zempei Kawazu's inventive mindset and dedication to innovation have significantly impacted the semiconductor industry. With a solid foundation of patents and a wealth of experience, he continues to drive advancements in SiC technology, paving the way for future developments that may revolutionize the sector.