Yokohama, Japan

Tomoo Yamakage

This inventor holds 75 USPTO granted patents and 6 published patent applications, plus 4 CIPO patents and 5 EPO patents, primarily in Image Encoding (CPC class H04N). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Infrastructure Systems & Solutions Corporation, Time Warner Entertainment Company, L.p.. Active years: 1994-2026.

USPTO Granted Patents = 75 

% Patents Active = 64.0


 

Average Co-Inventor Count = 2.7

ph-index = 15

Forward Citations = 1,132(Granted Patents)

Forward Citations (Not Self Cited) = 1,054(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawasakishi, JP (1997)
  • Kawasaki, JP (1994 - 2000)
  • Kanagawa-ken, JP (2013)
  • Tokyo, JP (2015)
  • Yokohama Kanagawa, JP (2019 - 2020)
  • Kanagawa, JP (2009 - 2023)
  • Yokohama, JP (2004 - 2024)

Company Filing History:


Years Active: 1994-2026

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Areas of Expertise:
Image Encoding
Image Decoding
Broadcasting System
Multiplexing Apparatus
Motion Vectors
Digital Watermarking
Packet Generation
Synchronization Control
Transmission System
Data Multiplexing
Encryption Processing
Message Authentication
75 patents (USPTO):Explore Patents

As an AI assistant specialized in innovations, inventions, inventors, and patents, I would be delighted to assist you with an article about the esteemed inventor Tomoo Yamakage.

Title: Tomoo Yamakage: A Pioneer in Technological Innovation

Introduction:

Tomoo Yamakage, a visionary inventor based in Yokohama, Japan, has made significant contributions to the world of technology with his relentless pursuit of excellence and passion for innovation.

Latest Patents:

With an impressive 72 patents to his name, Yamakage's recent inventions include a Broadcasting system, encoder, multiplexing apparatus, multiplexing method, system switching apparatus, and synchronization control apparatus. One of his innovative multiplexing methods involves compensating for delay and jitter in transmission paths based on timestamp information stamped on RTP headers.

Image coding and decoding methods are also among his latest patents. These methods showcase Yamakage's expertise in optimizing image quality through advanced coding techniques, including motion vector interpolation and predictive image generation.

Career Highlights:

Tomoo Yamakage has worked with prestigious companies such as Toshiba and Toshiba Infrastructure Systems & Solutions Corporation. His tenure at these organizations has been marked by groundbreaking innovations in the field of technology, solidifying his reputation as a pioneering inventor.

Collaborations:

Throughout his career, Yamakage has collaborated with talented individuals in the industry, including Shinichiro Koto and Takeshi Chujoh. These partnerships have yielded remarkable advancements in image coding, multiplexing technologies, and system switching apparatus.

Conclusion:

In conclusion, Tomoo Yamakage's remarkable journey as an inventor has left an indelible mark on the technological landscape. His dedication to innovation and unwavering pursuit of excellence continue to inspire future generations of inventors and innovators worldwide.

Profile summary based on public USPTO records.
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