Company Filing History:
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7 out of 167 
Years Active: 2002-2025
Areas of Expertise:
Title: The Innovative Mind of Koji Katayama
Introduction
Koji Katayama, an esteemed inventor hailing from Nara, Japan, has made significant contributions to the field of technology with a remarkable portfolio of 42 patents. His relentless pursuit of innovation is evident in his latest developments, which showcase his expertise in gas sensors and nonvolatile storage devices.
Latest Patents
Among his most recent patents, the gas sensor invention stands out. This device features a gas detecting element composed of a first electrode, a metal oxide layer, and a second electrode, enclosed within an insulating film. The unique design allows the resistance of the metal oxide layer to vary based on contact with hydrogen gas molecules. Furthermore, a notable first step within the device enhances functionality at the interface between the metal oxide and second electrode.
Another notable patent is the variable resistance nonvolatile storage device, which includes a variable resistance element that can switch between high and low resistance states. The ingenious current supply circuit delivers a changing current to facilitate this state transition, significantly optimizing memory storage technology.
Career Highlights
Throughout his career, Koji Katayama has been associated with prominent companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His work at these organizations has helped propel advancements in various technological domains, underlining his status as a leading inventor.
Collaborations
Koji has collaborated with notable colleagues including Takeshi Takagi and Shunsaku Muraoka. Their shared expertise and innovative pursuits have undoubtedly played a role in the successful development of pioneering technologies and patents.
Conclusion
Koji Katayama is a remarkable inventor whose contributions have greatly impacted the fields of gas sensing and memory storage. With an impressive array of patents and a strong background in renowned companies, his legacy continues to inspire future innovations in technology.