This inventor holds 25 USPTO granted patents and 2 published patent applications and 5 EPO patents, primarily in Gas Sensor Technology. Top assignees: Denso Corporation, Nippondenso Co., Ltd., Daiichi Kigenso Kagaku Kogyo Co., Ltd.. Active years: 1995-2017.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
21 out of 20,436 
4 out of 3,252 
1 out of 47 Years Active: 1995-2017
Areas of Expertise:
Title: The Innovative Contributions of Namitsugu Fujii
Introduction
Namitsugu Fujii, an esteemed inventor located in Yokkaichi, Japan, has made significant strides in the field of sensor technology. With an impressive portfolio of 25 patents, Fujii's work has paved the way for advancements in automotive applications, particularly in air-fuel sensor elements.
Latest Patents
Among his notable recent inventions is the "A/F sensor element and method of manufacturing the same." This patent describes a sophisticated air-fuel (A/F) sensor element that consists of a bottomed cylindrical substrate made of insulating ceramic. It features an embedded solid electrolyte part and a pair of electrode portions. The innovation lies in the design's integration of a rod-like heater within the substrate. The manufacturing process involves creating a molded body with a designated space for the electrolyte part, which is then filled with electrolyte-forming clay to complete the structure. This intelligent design enhances the efficiency and accuracy of air-fuel measurement in various applications.
Career Highlights
Fujii has garnered extensive experience throughout his career, working for leading companies such as Denso Corporation and Nippondenso Co., Ltd. His expertise in sensor technologies and ceramic materials has been instrumental in the development of new manufacturing techniques and products that cater to the ever-evolving automotive industry.
Collaborations
Throughout his professional journey, Fujii has collaborated with talented individuals in the field, including coworkers Yasumichi Hotta and Hiromi Sano. These partnerships have enabled him to combine insights and expertise, leading to innovative solutions and advancements in sensor technologies.
Conclusion
Namitsugu Fujii's contributions to the field of sensor technology underscore the importance of innovation and collaboration in engineering. With his extensive patent portfolio and commitment to excellence, Fujii continues to impact the industry positively. His work not only enhances the functionality of automotive systems but also propels future advancements in sensor technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile