This inventor holds 4 USPTO granted patents. Top assignees: Jedat Innovation Inc., Kabushiki Kaisha Toshiba, Other. Active years: 1998-2010.
Location History:
- Ishikawa-ken, JP (1998)
- Tatsunokuchi-machi, JP (1998)
- Kitakyushu-shi, Fukuoka, JP (2009)
- Kitakyushu, Fukuoka, JP (2010)
Company Filing History:
1 out of 2 
1 out of 53,240 
4 out of 834,411 Years Active: 1998-2010
Title: Shigetoshi Nakatake: Innovator in Integrated Circuit Design
Introduction
Shigetoshi Nakatake is a prominent inventor based in Kitakyushu, Fukuoka, Japan. He has made significant contributions to the field of integrated circuit design, holding a total of 4 patents. His work focuses on optimizing layouts for integrated circuits, enhancing their performance and efficiency.
Latest Patents
One of Nakatake's latest patents is an "Apparatus, method and program for designing integrated circuit." In this invention, a CPU extracts a regular structure in a layout of an integrated circuit using layout graphic information, net list information, and constraint information. This is done with reference to regularity information stored in a magnetic disk storage, allowing for the evaluation and optimization of the layout. The result is a layout that excels in circuit characteristics, device matching properties, and wiring characteristics.
Another notable patent is the "Sequence-pair creating apparatus and sequence-pair creating method." This invention includes a block placement storing unit that stores information about the size of blocks and their placement. It creates a sequence-pair serving as a pair of sequences of the blocks and sets a binary relation that indicates the relative configuration between the blocks. This method ensures that all binary relations are satisfied, leading to an efficient arrangement of the blocks.
Career Highlights
Throughout his career, Nakatake has worked with various companies, including Jedat Innovation Inc. His innovative approaches have significantly impacted the design and functionality of integrated circuits.
Collaborations
Nakatake has collaborated with notable individuals in his field, including Yoji Kajitani and Kunihiro Fujiyoshi. These collaborations have further enriched his work and contributed to advancements in integrated circuit technology.
Conclusion
Shigetoshi Nakatake is a distinguished inventor whose work in integrated circuit design has led to several important patents. His innovative methods and collaborations continue to influence the field, showcasing his commitment to advancing technology.