Company Filing History:
22 out of 42,485 
2 out of 182 
1 out of 3,781 
Years Active: 1984-2005
Title: Eiji Takeda: Innovator in Semiconductor Memory Technology
Introduction: Eiji Takeda is a prominent inventor based in Koganei, Japan, known for his significant contributions to the field of semiconductor memory devices. With an impressive portfolio of 23 patents, Takeda has played a vital role in advancing memory technology, resulting in more efficient and high-capacity semiconductor solutions.
Latest Patents: Among his latest innovations is a semiconductor memory device featuring STC cells. This design positions the major portions of active regions at a 45-degree angle relative to intersecting word lines and bit lines. This unique configuration enables the dense arrangement of storage capacity portions while maintaining a sufficient capacity with minimal cell areas. Notably, the design ensures that capacity can be maintained even on the bit lines, effectively shielding them. Consequently, this reduces the capacity interference between the bit lines, which lowers memory array noise. Additionally, the design allows for the charge storage capacity portion to be constructed in a manner resembling a wall that is predominantly vertical to the substrate, thereby increasing overall capacity.
Career Highlights: Eiji Takeda has been associated with major companies in the technology and engineering sectors. Notably, he worked with Hitachi, Ltd. and Hitachi Vlsi Engineering Corporation, where he contributed to various innovative projects and developed groundbreaking technologies in memory devices.
Collaborations: Throughout his career, Takeda has collaborated with esteemed colleagues, including Toru Kaga and Tokuo Kure. These professional relationships have been instrumental in fostering innovation and driving advances in the semiconductor industry.
Conclusion: Eiji Takeda stands out as a key figure in the world of semiconductor memory technology. His innovative designs and practical applications of semiconductor memory devices continue to set the standard for efficiency and capacity in memory storage solutions. With 23 patents to his name, Takeda's legacy is one of creativity and technical excellence in the engineering domain.
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.