Location History:
- Yachiyo, JA (1976 - 1978)
- Tokyo, JA (1978)
- Yachiyo, JP (1979)
- Tokyo, JP (1978 - 1989)
- Koto-ku, Tokyo, JP (1990)
Company Filing History:
18 out of 349 
1 out of 1 
1 out of 127 
Years Active: 1976-1990
Title: The Innovations of Kojiro Tanaka: A Pioneer in Semiconductor Technology
Introduction
Kojiro Tanaka, an accomplished inventor based in Tokyo, Japan, has made significant strides in the field of semiconductor technology. With a remarkable portfolio of 20 patents, Tanaka has been instrumental in developing innovative solutions that address key challenges in nonvolatile memory systems.
Latest Patents
Among Tanaka's latest contributions to the field are two notable patents. The first is a "Read-out circuit for semiconductor nonvolatile memory." This invention features a read-out circuit designed to extract a widely-fluctuating output voltage, even when the threshold value of the nonvolatile memory experiences minimal changes. The second patent pertains to "Semiconductor nonvolatile memory," which describes a floating gate type semiconductor non-volatile memory. This invention utilizes a method called 'punch-through' injection, wherein carriers are injected from a carrier supply region to a floating gate, facilitating efficient memory operations without needing to forwardly bias the carrier injection region or the semiconductor substrate.
Career Highlights
Tanaka's career is marked by his work at prominent companies, including Kabushiki Kaisha Daini Seikosha and Kogyo Gizyutsuin. Through his roles at these institutions, he has contributed invaluable knowledge and expertise that have advanced the field of semiconductor technologies. He has consistently demonstrated an ability to innovate and develop cutting-edge solutions.
Collaborations
Throughout his career, Kojiro Tanaka has had the opportunity to collaborate with talented individuals, including his coworkers Yoshikazu Kojima and Masaaki Kamiya. These collaborations have further enriched his inventive processes and led to groundbreaking developments in semiconductor technology.
Conclusion
Kojiro Tanaka stands out as a pioneering inventor whose work in semiconductor innovations has left a lasting impact on the industry. With an impressive array of patents and a commitment to advancing technology, his contributions are a testament to the power of innovation. Through his continued efforts, Tanaka exemplifies the spirit of invention and the pursuit of excellence in the ever-evolving field of electronics.