Tsurugashima, Japan

Kiyohide Ogasawara

This inventor holds 27 USPTO granted patents and 1 EPO patent, primarily in Electron Emission Devices. Top assignees: Pioneer Electronic Corporation, Pioneer Corporation, Pioneer Video Corporation. Active years: 1992-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyohide Ogasawara. Retrieved from https://idiyas.com/inventor/kiyohide-ogasawara

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


% Patents Active = 77.8


Average Co-Inventor Count = 6.4

ph-index = 16

Forward Citations = 565(Granted Patents)


Location History:

  • Yamanashi, JP (1995)
  • Saitama, JP (1992 - 2011)
  • Tsurugashima, JP (1999 - 2011)

Company Filing History:


Years Active: 1992-2011

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Areas of Expertise:
Electron Emitting Device
Display Apparatus
Flat Panel Display
Image Pickup Device
Driving Method
Matrix Array
Light-Emitting Device
Optical Recording Disk
Information Recording Medium
Magneto-Optical Disk
27 patents (USPTO):Explore Patents

Title: The Innovations of Kiyohide Ogasawara: A Pioneer in Electron Emitting Devices

Introduction: Kiyohide Ogasawara, a notable inventor based in Tsurugashima, Japan, has made significant contributions to the field of electron emitting devices. With a remarkable portfolio comprising 27 patents, his innovative work continues to influence modern technology.

Latest Patents: Among Ogasawara's latest patents are inventions that showcase advancements in electron emitting technology. His patent titled "Electron Emitting Device" details a device featuring an amorphous electron supply layer, an insulating layer atop it, and an electrode positioned on the insulating layer. This device efficiently emits electrons when an electric field is applied between the electron supply layer and the electrode. Furthermore, his patented "Display Apparatus Using Electron Emitting Device" serves as an application of this technology, enhancing display capabilities. Another innovative method he has developed is the "Method of Manufacturing Electron Emitting Device," which outlines a system for driving electron emission apparatuses that includes multiple devices, each with specific structural components for optimal performance.

Career Highlights: Throughout his career, Kiyohide Ogasawara has worked with prominent companies, notably Pioneer Electronic Corporation and Pioneer Corporation. His contributions have advanced the capabilities and applications of electron emitting technologies, further solidifying his reputation as a leading inventor in the industry.

Collaborations: Ogasawara has collaborated with distinguished coworkers such as Takamasa Yoshikawa and Nobuyasu Negishi. These partnerships have fostered innovation and have played a crucial role in the development of his groundbreaking inventions.

Conclusion: Kiyohide Ogasawara's work in electron emitting devices reflects his commitment to advancing technology. His patents not only represent significant scientific achievements but also pave the way for future innovations in display and electronics industries. As a prolific inventor, he continues to inspire future generations of researchers and inventors.

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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