Tokyo, Japan

Keiji Sawanobori

This inventor holds 19 USPTO granted patents, primarily in Imaging Technology. Top assignees: Asahi Kogaku Kogyo Kabushiki Kaisha, Pentax Corporation, Hoya Corporation. Active years: 1995-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Sawanobori. Retrieved from https://idiyas.com/inventor/keiji-sawanobori

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


% Patents Active = 94.7

Average Co-Inventor Count = 1.4

ph-index = 9

Forward Citations = 269(Granted Patents)


Location History:

  • Itabashi-ku, JP (1996 - 1998)
  • Tokyo, JP (1995 - 2009)

Company Filing History:


Years Active: 1995-2009

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Areas of Expertise:
Digital Cameras
Optical Readers
Imaging Devices
Symbol Reading
Image Display
CCD Sensors
Data Transmission
Color Imaging
Film Scanners
Pixel Control
Error Indicators
Two-Dimensional Encoded Symbols
19 patents (USPTO):Explore Patents

Title: Keiji Sawanobori: Innovator in Imaging Technology

Introduction

Keiji Sawanobori, based in Tokyo, Japan, is a distinguished inventor with a remarkable portfolio of 19 patents. His innovative contributions have significantly advanced the fields of imaging technology and communication devices, reflecting his commitment to enhancing user experiences and functionalities.

Latest Patents

One of Sawanobori's notable recent patents is for a cellular phone equipped with a camera. This innovative phone includes an imaging optical system, a lens barrel, a drive mechanism, and a reception informing processor. The drive mechanism enables the lens barrel to perform focusing and zooming operations on the optical system. Importantly, this system also informs users about incoming communications by utilizing the drive mechanism to actuate the lens barrel.

Another significant invention is his film scanner. This device is designed to scan images on film through an image scanner unit. It features a display unit that showcases the scanned images and a film support unit that allows the user to place another film in front of the display. The innovative design permits the display unit to show a white monochrome image for projecting the second film, thereby optimizing the image-scan waiting time for reviewing content.

Career Highlights

Throughout his career, Sawanobori has significantly impacted various companies. Notably, he has worked with Asahi Kogaku Kogyo Kabushiki Kaisha, commonly known as Asahi Optical, and Pentax Corporation. His experiences at these companies have honed his inventive skills and allowed him to contribute effectively to advancements in imaging technology.

Collaborations

Sawanobori has collaborated with talented professionals such as Nobuhiro Tani and Harumi Aoki. Together, they have worked on projects that have furthered their mutual interests in technology and innovation, pushing the boundaries of conventional imaging and communication tools.

Conclusion

Keiji Sawanobori's contributions to the fields of imaging technology and telecommunications are invaluable. With 19 patents under his name, he continues to influence the industry with his groundbreaking work. His innovative inventions, alongside his collaborations with talented colleagues, exemplify the spirit of creativity and development within the technological landscape in Japan and beyond.

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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