Suita, Japan

Keiji Tamai

This inventor holds 13 USPTO granted patents. Top assignees: Minolta Company, Ltd., Minolta Camera Kabushiki Kaisha. Active years: 1993-2007.

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

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


% Patents Active = 69.2

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 152(Granted Patents)


Location History:

  • Higashiosaka, JP (1993 - 2002)
  • Osaka, JP (2006)
  • Suita, JP (1999 - 2007)

Company Filing History:


Years Active: 1993-2007

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13 patents (USPTO):Explore Patents

Title: The Innovative Journey of Inventor Keiji Tamai

Introduction: Keiji Tamai, a renowned inventor based in Suita, Japan, has made significant contributions to the field of imaging technology. With a remarkable portfolio of 13 patents, Tamai has dedicated his career to enhancing the capabilities of image capture devices. His latest inventions reflect a commitment to improving image clarity and correction methods, showcasing his innovative spirit.

Latest Patents: Among Tamai's notable patents is the "Apparatus Capable of Shake Estimation," which introduces a sophisticated system for detecting shake amounts relative to an object. This apparatus includes a detector that measures shake, a calculator for determining shake speed and acceleration, and a corrector that executes shake corrections based on estimated values. Another significant patent is the "Image Capture Device and Method of Controlling Blur in Captured Images," where the blur amount of recorded images is adjusted according to pre-determined values, greatly enhancing image quality.

Career Highlights: Throughout his career, Keiji Tamai has contributed to recognized companies such as Minolta Company, Ltd. and Minolta Camera Kabushiki Kaisha. His experience in these organizations provided him with a platform to innovate and refine his skills in imaging technology.

Collaborations: Tamai has collaborated with several talented individuals in the field, including Yoshihiro Hara and Tomonori Satoh. These partnerships have been instrumental in driving the advancements that underscore his patents and align with industry needs.

Conclusion: Keiji Tamai's inventive accomplishments demonstrate a profound understanding of both the technical and practical aspects of image processing. His latest patents not only reflect his innovative contributions but also set a solid foundation for future developments in imaging technology. As he continues to evolve as an inventor, his work will undoubtedly influence the industry for years to come.

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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