This inventor holds 2 USPTO granted patents. Top assignee: Spansion LLC.. Active years: 2009-2011.
Location History:
- Fukushima-ken, JP (2009)
- Kitakata, JP (2011)
Company Filing History:
Years Active: 2009-2011
Title: Keiichiro Kikuchi: Innovator in Memory Technology
Introduction
Keiichiro Kikuchi is a notable inventor based in Kitakata, Japan. He has made significant contributions to the field of memory technology, holding a total of 2 patents. His work focuses on improving the efficiency and reliability of memory devices.
Latest Patents
Kikuchi's latest patents include a memory employing a redundant cell array of multi-bit cells. This invention describes a memory system that utilizes a redundant cell array to recover from failures in core cell arrays of multi-bit memory cells. The system features multiple core cell arrays, at least one redundant cell array, and a memory controller designed to dynamically assign the redundant array to a failed core array during the erasure process. Additionally, the memory controller provides read/write access to the redundant cell array when the failed core cell array is selected.
Another significant patent is for a semiconductor device and its control method. This invention includes a memory cell array with non-volatile memory cells and a control circuit that writes data by programming memory cells to a first level and subsequently to a second level. This method reduces the time required for data writing while ensuring adequate data retention.
Career Highlights
Kikuchi is currently employed at Spansion LLC, a company known for its advancements in semiconductor technology. His work has been instrumental in developing innovative memory solutions that enhance performance and reliability.
Collaborations
Throughout his career, Kikuchi has collaborated with talented individuals such as Norihiko Yamaki and Hiroaki Wada. These collaborations have contributed to the advancement of technology in the semiconductor field.
Conclusion
Keiichiro Kikuchi's contributions to memory technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to impact the development of efficient and reliable memory systems.