Wako, Japan

Youichi Hashimoto

This inventor holds 2 USPTO granted patents. Top assignees: Alpine Electronics, Inc., Other. Active years: 1989-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youichi Hashimoto. Retrieved from https://idiyas.com/inventor/youichi-hashimoto-6etbl7fn

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 12(Granted Patents)


Company Filing History:

goldMedal1 out of 937 
 
Alpine Electronics, Inc.
 patents
silverMedal2 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989-1991

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2 patents (USPTO):Explore Patents

Title: Innovations of Youichi Hashimoto in Digital-Analog Conversion

Introduction

Youichi Hashimoto, an innovative inventor based in Wako, Japan, has made significant contributions to the field of digital signal processing. With a portfolio of two patents, his work primarily focuses on improving digital-to-analog conversion techniques, especially in audio applications.

Latest Patents

Hashimoto's most recent patents showcase his expertise in developing novel digital-analog converters. The first patent describes a digital-analog converter designed to convert digital audio signals to analog formats. This invention features a data generator that produces digital data at a specified sampling time interval, facilitating the latching of three digital data points in succession within latch circuits. A pulse response signal generator then outputs unit pulse response signals, and three multiplying-type digital-analog converters engage these signals to produce an analog output signal. This technology allows for efficient and precise audio signal conversion.

The second patent further refines the concept of digital-analog conversion with an enhanced unit pulse response signal generator and a multiplier for optimizing the conversion process. The combination of these components culminates in a high-quality analog audio signal output, addressing the ongoing demands for superior audio experiences in various applications.

Career Highlights

Throughout his career, Youichi Hashimoto has worked for renowned companies, including Alpine Electronics, Inc., where he applied his expertise in digital audio technologies. His commitment to innovation has positioned him as a resourceful inventor in the field.

Collaborations

Hashimoto has collaborated with talented individuals such as Takashi Tokuyama and Kazuya Nishiga. These partnerships have fostered a creative exchange of ideas, significantly influencing the development of his inventions.

Conclusion

Youichi Hashimoto stands out as a prominent inventor in the digital-analog converter domain. His contributions through innovative patents demonstrate a commitment to enhancing digital audio technology, paving the way for more sophisticated applications in the audio industry. The collaboration with skilled professionals further enriches his work, making him a valued asset in the inventive community.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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