Location History:
- Hitachi, JP (1986 - 1990)
- Katsuta, JP (1994)
- Hachioji, JP (2003)
- Hachiouji, JP (2005)
- Hitachinaka, JP (2000 - 2006)
Company Filing History:
10 out of 42,485 
1 out of 21 Years Active: 1986-2006
Title: Kazumi Hatayama: Innovator in Semiconductor Technology
Introduction
Kazumi Hatayama is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 10 patents. His work focuses on improving the efficiency and effectiveness of semiconductor integrated circuits.
Latest Patents
One of his latest patents is related to a semiconductor integrated circuit and its analyzing method. This innovation aims to reduce the area overhead due to the provision of test points while also minimizing the test time period. The circuit features multiple observation points that are divided into groups, and it includes a compressing circuit to reduce the number of bits in a multi-bit signal. This allows for efficient output to observable elements, such as external output elements or flip-flops with scan functions.
Another notable patent is a test method for semiconductor integrated circuits and a test pattern generator. This method reduces the required data volume for testing and efficiently detects faults in the circuit. It involves generating identical pattern sequences and controlling flipped bits to create neighborhood pattern sequences. This approach enhances fault coverage while minimizing hardware overhead and the volume of test data.
Career Highlights
Kazumi Hatayama has worked with notable companies, including Hitachi, Ltd. and Hitachi Information Technology Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Throughout his career, Hatayama has collaborated with several professionals in the field, including Michinobu Nakao and Terumine Hayashi. These collaborations have further enriched his work and contributions to semiconductor technology.
Conclusion
Kazumi Hatayama's innovative work in semiconductor technology has led to significant advancements in the field. His patents reflect a commitment to improving efficiency and effectiveness in integrated circuits. His contributions continue to influence the industry and inspire future innovations.
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.