Takafumi Ohta

Title: Takafumi Ohta: Innovator in Data Compression Technologies

Introduction

Takafumi Ohta is a prominent inventor based in Shinagawa, Japan. He has made significant contributions to the field of data compression technologies, holding a total of 10 patents. His work focuses on innovative methods and apparatuses that enhance data processing efficiency.

Latest Patents

Among his latest patents, Ohta has developed a compressing method, compressing apparatus, and a computer-readable recording medium. This non-transitory medium stores a compressing program that enables a computer to execute a series of processes. These processes include extracting words from a target file, counting their occurrences, and registering bit strings that represent these counts. The program also involves rearranging bits within these strings and compressing the index using distinct mathematical functions.

Another notable patent involves an index creating device and method, along with a search device and method. This invention allows for the generation of presence information for multiple pieces of text data. It detects collision data for hashed index information and sets additional values for specific collision data, enhancing the efficiency of data retrieval.

Career Highlights

Takafumi Ohta is currently employed at Fujitsu Corporation, where he continues to innovate in the realm of data processing technologies. His work has been instrumental in advancing the capabilities of data compression and indexing.

Collaborations

Ohta collaborates with notable colleagues, including Masahiro Kataoka and Takahiro Murata. Their combined expertise contributes to the development of cutting-edge technologies in their field.

Conclusion

Takafumi Ohta's contributions to data compression and indexing technologies have established him as a key figure in the industry. His innovative patents reflect a commitment to enhancing data processing efficiency and effectiveness.