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Yasushi Kasa

This inventor holds 58 USPTO granted patents and 2 published patent applications, primarily in Nonvolatile Memory Technology (CPC class 3651). Top assignees: Fujitsu Corporation, Advanced Micro Devices Corporation, Spansion LLC.. Active years: 1989-2014.

USPTO Granted Patents = 58 (Patent Applications = 2)

% Patents Active = 89.7

Average Co-Inventor Count = 2.5

ph-index = 17

Forward Citations = 841(Granted Patents)

Forward Citations (Not Self Cited) = 835(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Cupertino, CA (US) (1999 - 2003)
Kawasaki, JP (1989 - 2010)
Tokyo, JP (2007 - 2014)

Company Filing History:

Advanced Micro Devices Corporation

5. 10 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1989-2014

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Areas of Expertise:

Nonvolatile Memory

Error Correction

Semiconductor Device

Programming Method

Flash Memory

Memory Circuit

Bank Selector Circuit

Redundant Architecture

Sense Amplifier

High Voltage Comparator

Flexible Partitioning

Data Protection

58 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8769377 - Error correction scheme for non-volatile memory (2014-07-01),

2. 8438460 - Error correction scheme for non-volatile memory (2013-05-07),

3. 8225172 - Error correction scheme for non-volatile memory (2012-07-17),

4. 7679150 - Semiconductor device and programming method therefor (2010-03-16),

5. 7206241 - Semiconductor device and programming method (2007-04-17),

6. 7012838 - Nonvolatile semiconductor memory device supplying proper program potential (2006-03-14),

7. 6865133 - Memory circuit with redundant configuration (2005-03-08),

8. 6662262 - OTP sector double protection for a simultaneous operation flash memory (2003-12-09),

9. 6646920 - Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics (2003-11-11),

10. 6633949 - Bank selector circuit for a simultaneous operation flash memory device with a flexible bank partition architecture (2003-10-14),

11. 6618288 - Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics (2003-09-09),

12. 6611464 - Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics (2003-08-26),

13. 6571307 - Multiple purpose bus for a simultaneous operation flash memory device (2003-05-27),

14. 6567310 - Nonvolatile semiconductor memory with improved sense amplifier operating margin (2003-05-20),

15. 6563738 - Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics (2003-05-13),

Title: Yasushi Kasa: Innovator in Non-Volatile Memory Technology

Introduction

Yasushi Kasa is a notable inventor based in Kawasaki, Japan, recognized for his significant contributions to the field of non-volatile memory technology. With an impressive portfolio of 58 patents, his work has paved the way for advancements in error correction systems, which play a crucial role in data reliability.

Latest Patents

Among his latest innovations is a patent titled "Error Correction Scheme for Non-Volatile Memory." This invention details an error correcting system that includes a data area for storing information, an error correcting code generation section, and a detector circuit to manage error correction effectively. The device is designed to enhance the reliability of non-volatile memory by ensuring that data can be corrected based on generated error codes whenever the data area exceeds a certain threshold. This system exemplifies Kasa's commitment to improving data integrity in technological applications.

Career Highlights

Yasushi Kasa has worked with several prominent companies, including Fujitsu Corporation, where his expertise in memory technology has been instrumental in the development of advanced electronic devices. His career reflects a strong dedication to innovation and has resulted in numerous contributions to the technology sector.

Collaborations

Throughout his career, Kasa has collaborated with esteemed colleagues, including Takao Akaogi and Shouichi Kawamura. These partnerships have fostered a rich environment for innovation, enabling Kasa to further enhance his inventions and expand the boundaries of memory technology.

Conclusion

Yasushi Kasa stands out as a leading inventor in the field of non-volatile memory. His extensive patent portfolio and collaborative work underscore his impact on the technology landscape and highlight the importance of error correction in modern data systems. As technology continues to evolve, Kasa's contributions will undoubtedly play a pivotal role in shaping the future of memory technology.

Profile summary based on public USPTO records.

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