Hirakata, Japan

Sadashi Kageyama

This inventor holds 27 USPTO granted patents, plus 2 CIPO patents and 2 EPO patents, primarily in OFDM Signal Transmission. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Intellectual Property Management Co., Ltd., Panasonic Corporation. Active years: 1989-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadashi Kageyama. Retrieved from https://idiyas.com/inventor/sadashi-kageyama

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


% Patents Active = 48.1

 

 

Average Co-Inventor Count = 5.5

ph-index = 9

Forward Citations = 380(Granted Patents)


Location History:

  • Hirakata, JP (1989 - 1995)
  • Sanda, JP (2008 - 2013)
  • Hyogo, JP (2007 - 2020)

Company Filing History:


Years Active: 1989-2020

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Areas of Expertise:
OFDM
Signal Transmission
Digital Broadcasting
Portable Terminal
E-commerce
Television Processing
Multiplex Processing
Receiving Apparatus
Broadcast Apparatus
Quality Elimination
Signal Processing
Wide-screen TV
27 patents (USPTO):Explore Patents

Title: The Innovations of Sadashi Kageyama: A Pioneer in Signal Transmission and E-commerce Technologies

Introduction: Sadashi Kageyama, an esteemed inventor based in Hirakata, Japan, has made significant contributions to the field of telecommunications and e-commerce. With an impressive portfolio of 27 patents, Kageyama's innovations have transformed the way we communicate and conduct business in the digital era.

Latest Patents: Kageyama's recent patents include advancements such as the OFDM signal transmission system and the design of a portable terminal aimed at enhancing e-commerce transactions. The portable terminal integrates a receiver, a barcode former that creates barcodes from incoming data, and a display that presents the generated barcodes. This invention not only streamlines the customer experience but also promotes efficiency in retail transactions.

Career Highlights: Throughout his career, Sadashi Kageyama has held pivotal roles in prominent companies, including Matsushita Electric Industrial Co., Ltd. and Panasonic Intellectual Property Management Co., Ltd. His work in these organizations has been instrumental in the development of groundbreaking technologies and solutions, solidifying his reputation as a leading innovator in his field.

Collaborations: Kageyama has collaborated with notable colleagues such as Kenichiro Hayashi and Mitsuaki Oshima. These partnerships have fostered a creative environment that has led to several advancements in technology, enriching the landscape of telecommunications and e-commerce with innovative ideas and solutions.

Conclusion: Sadashi Kageyama's contributions to innovation through his extensive patent portfolio exemplify the impact an inventor can have on modern technology. His work continues to inspire future generations of inventors and innovators, driving progress in communication and business practices worldwide. As technology evolves, Kageyama's inventions will undoubtedly play a crucial role in shaping the future of these industries.

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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