Tokyo, Japan

Takashi Sameshima

This inventor holds 3 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1999-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Sameshima. Retrieved from https://idiyas.com/inventor/takashi-sameshima-ubhdhs4d

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 = 3.0

ph-index = 3

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1999-2000

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3 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Sameshima

Introduction

Takashi Sameshima is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of audio-video technology, holding a total of 3 patents. His work focuses on improving the synchronization of audio and video signals, which is crucial for enhancing the user experience in multimedia applications.

Latest Patents

One of his latest patents is an "Apparatus for a synchronized playback of audio-video signals." This invention aims to provide a simple configuration for synchronized playback of compressed digital data, making it applicable to systems with lower data processing capabilities. The apparatus utilizes a reference time derived from the audio signal component to detect the progress of the video signal component, ensuring seamless playback.

Another significant patent is the "Image and sound synchronizing reproduction apparatus and method." This invention includes a reference time calculation circuit that responds to the data amount of decoded sound data. It features a delay detecting circuit that calculates the number of image frames processed during decoding, allowing for the detection of any delays in the image decoding process. This innovation ensures precise synchronization of image and sound, regardless of the structure of the compressed data.

Career Highlights

Takashi Sameshima is currently employed at NEC Corporation, a leading technology company known for its advancements in information technology and electronics. His work at NEC has allowed him to focus on developing innovative solutions that address the challenges of audio-video synchronization.

Collaborations

Throughout his career, Sameshima has collaborated with talented individuals such as Hideki Sawada and Masaru Terashima. These collaborations have contributed to the development of his patents and have fostered a creative environment for innovation.

Conclusion

Takashi Sameshima's contributions to audio-video technology through his patents demonstrate his commitment to innovation. His work continues to influence the way multimedia content is experienced, making significant strides in the field.

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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