Aichi, Japan

Chikao Nagasaka

This inventor holds 34 USPTO granted patents and 1 EPO patent, primarily in Vehicle Control Systems. Top assignees: Kabushiki Kaisha Tokai Rika Denki Seisakusho, Toyota Jidosha Kabushiki Kaisha, Other. Active years: 1986-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chikao Nagasaka. Retrieved from https://idiyas.com/inventor/chikao-nagasaka

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


% Patents Active = 70.6


Average Co-Inventor Count = 2.6

ph-index = 13

Forward Citations = 662(Granted Patents)


Location History:

  • Niwa, JP (1986)
  • Nagoya, JP (1987)
  • Aichi, JP (1988 - 2006)
  • Niwa-gun, JP (2001 - 2007)
  • Aichi-ken, JP (2001 - 2009)

Company Filing History:


Years Active: 1986-2009

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Areas of Expertise:
Display Control
Touch Operation
Vehicle Navigation
Engine Control
Child Safety
Transmission Control
Parking Lock
Voice Guidance
Input Devices
Speedometer
Device Controller
Automotive Accessories
34 patents (USPTO):Explore Patents

Title: Chikao Nagasaka: A Pioneer in Innovative Display Control Technologies

Introduction: Chikao Nagasaka, an esteemed inventor based in Aichi-ken, Japan, has made significant contributions to the field of monitor display control technology. With an impressive portfolio of 34 patents, Nagasaka's inventions reflect his commitment to enhancing user experience and operational efficiency in various applications.

Latest Patents: Among his latest innovations are two notable patents: the "Monitor Display Control Apparatus" and the "Screen Operating Device for a Vehicle." The Monitor Display Control Apparatus aims to improve the ease of scrolling map images by reflecting the operator's intentions through a dynamic control mechanism. This device utilizes output voltages from potentiometers, which detect the tilted position of an operating rod, to adjust scrolling speeds and scaling factors based on the user's input.

The Screen Operating Device for a Vehicle enhances user operability by integrating a push switch within a sheet switch, enabling rapid processing of frequently used functions. This innovation allows for a more intuitive interaction, as it minimizes distractions and streamlines the operational workflow when interacting with the monitor device.

Career Highlights: Chikao Nagasaka's career spans several prominent organizations, including Kabushiki Kaisha Tokai Rika Denki Seisakusho and Toyota Motor Corporation. His tenure in these companies allowed him to refine his skills and contribute significantly to advancements in technology, particularly in the automotive and electronics sectors.

Collaborations: Throughout his career, Nagasaka has collaborated with notable professionals, including Yoshimasa Kunimatsu and Masato Nishikawa. These partnerships have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies that enhance user interactions with digital displays.

Conclusion: Chikao Nagasaka's contributions to monitor display control technologies showcase his innovative spirit and dedication to improving user experiences. With 34 patents to his name, he has established himself as a leading inventor in the field, consistently pushing the boundaries of what is possible in display technology. His work continues to influence the design and functionality of modern display systems, ensuring that user needs are met with efficiency and precision.

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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