Location History:
- Tokyo, JP (1992 - 1995)
- Nerima, JP (1995)
Company Filing History:
5 out of 52,752 
1 out of 4,979 Years Active: 1992-1995
Title: Hiroshi Takamoto: Innovator in Semiconductor Technology
Introduction
Hiroshi Takamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of six patents. His work has had a profound impact on the development of high-speed memory devices and optical transmission systems.
Latest Patents
One of Takamoto's latest patents is a semiconductor memory device designed for use in apparatuses requiring high-speed performance. This innovative device includes multiple cell array sections, each containing a matrix of memory cells. The design features common main word lines for all cell array sections, allowing for efficient activation of memory cells through section word lines and select lines. Additionally, logical circuits are integrated to execute operations that enhance the device's functionality.
Another notable patent involves a method and apparatus for alarm surveillance in optical transmission systems. This invention includes optical repeaters equipped with optical amplifiers and control circuits that manage the transmission of information. The control circuit monitors the status of the optical amplifier and generates management information, which is transmitted to subsequent optical repeaters. This system allows for flexible detection of transmission line statuses, improving overall reliability.
Career Highlights
Throughout his career, Hiroshi Takamoto has worked with esteemed companies such as Toshiba Corporation and Oki Electric Industry Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor technology and optical communications.
Collaborations
Takamoto has collaborated with notable professionals in his field, including Makoto Segawa and Kenichi Nakamura. These partnerships have fostered innovation and advancement in the technologies he has developed.
Conclusion
Hiroshi Takamoto's contributions to semiconductor technology and optical transmission systems highlight his role as a leading inventor. His patents reflect a commitment to innovation and excellence in engineering.