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For the Inventor, By the Inventor

Hachioji, Japan

Masahiko Matsunawa

This inventor holds 48 USPTO granted patents, primarily in Color Image Processing. Top assignees: Konishiroku Photo Industry Co., Ltd., Konica Corporation. Active years: 1984-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Matsunawa. Retrieved from https://idiyas.com/inventor/masahiko-matsunawa

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

USPTO Granted Patents = 48

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 18

Forward Citations = 984(Granted Patents)


Location History:

  • Hino, JP (1987 - 1989)
  • Fussa, JP (1989 - 1991)
  • Tokyo, JP (1985 - 1993)
  • Ome, JP (1992 - 1994)
  • Hachioji, JP (1984 - 1996)

Company Filing History:

goldMedal33 out of 1,252 
 
Konishiroku Photo Industry Co., Ltd.
 patents
silverMedal15 out of 3,106 
 
Konica Corporation
 patents

Years Active: 1984-1996

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Areas of Expertise:
Color Image Processing
Digital Signal Compression
Image Discrimination
Halftone Image Estimation
Image Enlargement
Image Processing Techniques
Electrostatic Reproducing
Solid State Image Reading
Shading Correction
Color Processing Apparatus
Image Reading Device
Character Image Detection
48 patents (USPTO):Explore Patents
1. 5486898 - Color image forming apparatus with photoreceptor protector (1996-01-23),
2. 5357354 - Color image processing apparatus capable of discriminating between a (1994-10-18),
3. 5259041 - Image processing method and apparatus (1993-11-02),
4. 5216498 - Image processing apparatus capable of detecting marked region (1993-06-01),
5. 5208663 - Color image processing apparatus provided with an image discrimination (1993-05-04),
6. 5119184 - Color image processing apparatus with digital color signal compression (1992-06-02),
7. 5053867 - Digital color image processing apparatus (1991-10-01),
8. 5029017 - Image processing apparatus capable of enlarging/reducing apparatus (1991-07-02),
9. 5016096 - Apparatus for color processing specifically inside or outside a detected (1991-05-14),
10. 5001576 - Image processor with improved discrimination between character image and (1991-03-19),
11. 4980760 - Image processing apparatus (1990-12-25),
12. 4980758 - Image processing technique for processing digital color image information (1990-12-25),
13. 4953229 - Image processing apparatus (1990-08-28),
14. 4937662 - Color image processing device having ability to process and record an (1990-06-26),
15. 4920571 - Image processing system with capability of enlarging and reducing (1990-04-24),

Title: The Innovative Journey of Masahiko Matsunawa

Introduction:

Masahiko Matsunawa, a pioneering inventor hailing from Hachioji, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents:

Masahiko Matsunawa's latest patents include cutting-edge advancements in the fields of robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological possibilities.

Career Highlights:

With a career spanning over two decades, Masahiko Matsunawa has held key roles in leading tech companies, where he spearheaded research and development projects that have resulted in game-changing inventions. His expertise in merging technology with sustainability has garnered him global recognition.

Collaborations:

Throughout his career, Masahiko Matsunawa has collaborated with top research institutions, universities, and industry experts to further his innovative pursuits. These collaborations have not only enriched his inventions but have also paved the way for future technological advancements.

Conclusion:

In conclusion, Masahiko Matsunawa's relentless passion for innovation, coupled with his strategic collaborations and groundbreaking patents, solidify his position as a trailblazer in the world of technology. His contributions continue to inspire the next generation of inventors and shape the future of technological innovation.

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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