Kanagawa, Japan

Yoshikatsu Niwa

This inventor holds 17 USPTO granted patents and 5 published patent applications, primarily in Data Transfer Technology. Top assignee: Sony Corporation. Active years: 1996-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatsu Niwa. Retrieved from https://idiyas.com/inventor/yoshikatsu-niwa

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

USPTO Granted Patents = 17 

% Patents Active = 52.9

Average Co-Inventor Count = 3.3

ph-index = 6

Forward Citations = 275(Granted Patents)


Company Filing History:


Years Active: 1996-2012

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Areas of Expertise:
Data Transfer
Optical Disc
Content Playback
Frequency Demodulation
Channel Switching
Clock Synchronization
Network System
Reproduction Method
Storage Medium
Disc Drive Unit
Playback System
Data Management
17 patents (USPTO):Explore Patents

Title: Innovations by Yoshikatsu Niwa: Pioneer in Stream Processing Technologies

Introduction: Yoshikatsu Niwa, a prominent inventor based in Kanagawa, Japan, has made significant contributions to the field of telecommunications and content reproduction. With a remarkable portfolio of 17 patents, he has consistently pushed the boundaries of technology through his innovative designs and methods.

Latest Patents: Niwa's latest advancements include a "Reception apparatus and method for reducing time delay in channel switching." This invention addresses the challenges of switching between channels seamlessly. It features a stream reception apparatus that handles viewing streams and candidate streams efficiently, ensuring minimal delay during channel switching. Another notable patent is his "Content reproduction apparatus, content reproduction method, and program," which allows for the reproduction of variable-speed content. This apparatus enables real-time adjustments based on streaming data, enhancing user experience by optimizing playback speeds.

Career Highlights: Niwa's career has been closely tied to Sony Corporation, where he has contributed to various projects, focusing on stream processing and multimedia technologies. His dedication to innovation has not only enhanced Sony's product lineup but has also influenced the broader industry standards for content delivery systems.

Collaborations: Throughout his career, Niwa has collaborated with esteemed colleagues, including Shinya Masunaga and Takeshi Funahashi. Their combined expertise has fostered a creative environment that has led to groundbreaking inventions and significant advancements in technology.

Conclusion: Yoshikatsu Niwa stands out as a leading figure in the realm of telecommunications innovations. His patents reflect a deep understanding of stream processing technology and a commitment to enhancing user experiences. Through his work at Sony Corporation and collaborations with fellow inventors, Niwa continues to shape the future of content delivery and multimedia technology.

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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