Company Filing History:
Years Active: 2007-2011
Title: **Masami Kawashima: Innovator in Oxygen Sensor Technology**
Introduction
Masami Kawashima is a notable inventor based in Gunma, Japan, recognized for her contributions to the field of sensor technology. With two patents to her name, Kawashima has demonstrated her expertise in developing methods and apparatuses that enhance the performance and reliability of oxygen sensors, crucial devices in various industries.
Latest Patents
Kawashima's most recent patents include an innovative **oxygen sensor inspection method and apparatus**, as well as an **oxygen sensor production method**. The inspection method involves a sophisticated process where the sensor's sensing portion, consisting of a reference electrode, a sensing electrode, and an oxygen ion conducting solid electrolyte layer, is evaluated using two different inspection gases. By comparing the first and second output values from the sensor under these varying conditions, a determination can be made regarding whether the sensor is defective or non-defective. This method significantly improves the accuracy of oxygen sensor diagnostics.
In her second patent, the **oxygen sensor** itself is designed with a tubular casing that houses an oxygen detecting element at its leading end. It features lead wires that extend through an open base end of the casing, with a rubber bush providing structural integrity. To ensure durability and functionality, Kawashima's design includes a heat-resisting structure that protects the rubber bush from high temperatures, ensuring optimal performance.
Career Highlights
Kawashima has been a pivotal member of Hitachi, Ltd., where she has contributed her engineering skills and innovative mindset in the development of oxygen sensor technology. Her work has not only advanced the capabilities of these sensors but also their application across various sectors, including automotive and industrial systems.
Collaborations
Throughout her career, Masami has collaborated with esteemed colleagues, such as Shoichi Sakai and Akira Uchikawa. These partnerships have fostered an environment of innovation, allowing them to share insights and techniques that elevate their collective contributions to sensor technology.
Conclusion
Masami Kawashima stands out as a pioneering inventor in the realm of oxygen sensor technology. With her innovative patents and dedication to enhancing sensor functionality, she continues to shape the future of this vital industry. Her collaborations and role at Hitachi, Ltd. not only highlight her individual achievements but also emphasize the importance of teamwork in driving technological advancements.