Hino, Japan

Nobuaki Kagawa

This inventor holds 30 USPTO granted patents, primarily in Silver Halide Photographic Materials. Top assignees: Konica Corporation, Konica Minolta Medical and Graphic, Inc., Konishiroku Photo Industry Co., Ltd.. Active years: 1985-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuaki Kagawa. Retrieved from https://idiyas.com/inventor/nobuaki-kagawa

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


% Patents Active = 90.0

Average Co-Inventor Count = 3.1

ph-index = 6

Forward Citations = 103(Granted Patents)


Location History:

  • Hachioji, JP (1990 - 1991)
  • Tokyo, JP (1990 - 1995)
  • Hino, JP (1985 - 2006)
  • Iruma, JP (1994 - 2010)

Company Filing History:


Years Active: 1985-2010

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Areas of Expertise:
Near-Infrared Fluorescent Contrast Medium
Photothermographic Imaging Material
Silver Halide Emulsion
Light-Sensitive Material
Thermally Developable Photosensitive Material
Sensitizing Dye
Antistatic Properties
Benzimidazolocarbocyanine Dye
Color Photographic Material
Chemically Ripened Emulsion
Spectrally Sensitized Material
30 patents (USPTO):Explore Patents

Title: The Innovations of Nobuaki Kagawa: A Pioneer in Imaging Technology

Introduction: Nobuaki Kagawa, an accomplished inventor from Hino, Japan, has made significant contributions to the field of imaging technology. With a remarkable portfolio of 30 patents, Kagawa's innovative spirit and dedication to research have paved the way for advancements in medical imaging and photothermography.

Latest Patents: Among Kagawa's most recent inventions is the development of a near-infrared fluorescent contrast medium. This groundbreaking medium exhibits superior imaging capabilities while minimizing accumulation within living bodies, achieved through the use of a cyanine compound featuring water-solubilizing groups. Additionally, Kagawa has introduced a photothermographic imaging material that boasts high sensitivity and exceptional temporal storage stability, incorporating silver halide on a support and specific compounds represented by a particular general formula.

Career Highlights: Throughout his career, Nobuaki Kagawa has worked with notable companies, including Konica Corporation and Konishiroku Photo Industry Co., Ltd. His work within these organizations has been pivotal in advancing imaging technologies that are essential for various applications, particularly in healthcare.

Collaborations: Kagawa has collaborated with esteemed colleagues such as Yasuhiko Kawashima and Noriyasu Kita. Working together, they have contributed to the development of innovative technologies that enhance imaging practices and products, showcasing Kagawa's ability to work effectively in a team-oriented environment driven by a common goal of innovation.

Conclusion: Nobuaki Kagawa's extensive experience and impressive collection of patents highlight his status as a leading inventor in the field of imaging technology. His continual pursuit of innovation not only enhances the current capabilities of imaging methods but also plays a crucial role in advancing future applications.

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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