Location History:
- Kokubunji, JP (1982 - 1987)
- Hachioji, JP (1988 - 1989)
- Red Bank, NJ (US) (1989)
- Iruma, JP (1990)
- Saitama, JP (1990)
- Tokyo, JP (1990 - 1994)
- Hidaka, JP (1994 - 2015)
Company Filing History:
28 out of 42,485 
2 out of 134 
1 out of 836 
Years Active: 1982-2015
Title: Innovations by Shinji Tsuji - A Pioneer from Hidaka, Japan
Introduction
Shinji Tsuji, a prominent inventor based in Hidaka, Japan, has made significant contributions to the field of semiconductor technology through his extensive research and development efforts. With an impressive portfolio of 30 patents, Tsuji is recognized for his innovative solutions that enhance functionality and performance in various electronic applications.
Latest Patents
Among Tsuji's latest inventions are a transimpedance amplifier, a semiconductor device, and an optical module featuring an adding circuit designed to accommodate first and second current variations. His transimpedance amplifier provides a high-speed and high-quality receiving operation. It comprises a pre-amplifier that converts a single-end current signal into a single-end voltage signal, an automatic decision threshold control to detect the center electric potential of the output signal, and a post-amplifier that differentiates and amplifies the output voltage signal. A distinctive aspect of his design is a power circuit that supplies power to the pre-amplifier while adapting the output to cancel any power supply current changes. Additionally, he has developed a horizontal-cavity surface-emitting laser that includes specific structures to enhance its efficiency, demonstrating his commitment to advanced semiconductor technologies.
Career Highlights
Throughout his career, Tsuji has held pivotal roles in esteemed companies, notably at Hitachi, Ltd. and Opnext Japan, Inc. His work in these organizations has significantly advanced the development of high-performance electronic components that are integral to modern technology.
Collaborations
Tsuji's innovative journey has been supported by collaborations with talented colleagues such as Motohisa Hirao and Naoki Chinone. These partnerships have fostered an environment conducive to groundbreaking advancements in semiconductor and optical technologies.
Conclusion
Shinji Tsuji is a renowned inventor whose contributions, reflected in his 30 patents, underscore the importance of continuous innovation in the semiconductor industry. His latest developments showcase a blend of technical expertise and creative engineering, positioning him as a leading figure in the quest for improved electronic solutions. As technology continues to evolve, Tsuji's work remains influential and essential in shaping the future of the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.