Location History:
- Takatsuki, JP (2003)
- Osaka, JP (2007)
Company Filing History:
Years Active: 2003-2007
Title: Innovations of Hidefumi Ohtsuka
Introduction
Hidefumi Ohtsuka is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approach to memory devices. His work is primarily associated with Matsushita Electric Industrial Co., Ltd., a leading company in the electronics industry.
Latest Patents
Ohtsuka's latest patents include advancements in semiconductor memory devices. The first patent focuses on a semiconductor memory device designed to decrease the circuit scale of a power supply circuit. This invention includes various power supply circuits that efficiently manage voltage distribution to different parts of a memory circuit. The word driver power supply directly increases an external supply voltage, while other power supplies decrease it to optimize performance.
The second patent also pertains to a semiconductor memory device, which features a memory cell array that requires periodic refresh. This invention includes a timer circuit that generates a periodic pulse signal and two internal address generation circuits. By refreshing only the necessary parts of the memory, this design significantly reduces electric power consumption.
Career Highlights
Throughout his career, Hidefumi Ohtsuka has been instrumental in developing innovative semiconductor technologies. His work at Matsushita Electric Industrial Co., Ltd. has positioned him as a key figure in the advancement of memory devices. His patents reflect a deep understanding of the complexities involved in semiconductor design and functionality.
Collaborations
Ohtsuka has collaborated with talented coworkers such as Tomonori Fujimoto and Yuji Yamasaki. Their combined expertise has contributed to the successful development of cutting-edge technologies in the semiconductor field.
Conclusion
Hidefumi Ohtsuka's contributions to semiconductor technology through his patents demonstrate his innovative spirit and commitment to advancing the industry. His work continues to influence the development of efficient memory devices, showcasing the importance of innovation in technology.
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.