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For the Inventor, By the Inventor

Sagamihara, Japan

Masahide Hirasawa

This inventor holds 76 USPTO granted patents and 1 EPO patent, primarily in Image Sensing Technology (CPC class 3544). Top assignee: Canon Kabushiki Kaisha. Active years: 1987-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Hirasawa. Retrieved from https://idiyas.com/inventor/masahide-hirasawa

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

USPTO Granted Patents = 76

% Patents Active = 93.4


Average Co-Inventor Count = 1.7

ph-index = 17

Forward Citations = 1,148(Granted Patents)

Forward Citations (Not Self Cited) = 1,096(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (1987 - 2003)
  • Sagamihara, JP (1994 - 2008)
  • Kanagawa-ken, JP (1996 - 2010)

Company Filing History:

goldMedal76 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1987-2010

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Areas of Expertise:
Automatic Focusing
Image Processing
Lens Control
Video Camera
Image Pickup
Optical System
Signal Processing
Camera Stabilization
Distance Measurement
Observer's Line of Sight
Detection Area
Electronic Apparatus
76 patents (USPTO):Explore Patents
1. 7719605 - Video camera apparatus including automatic focusing (2010-05-18),
2. 7456898 - Video camera apparatus including automatic focusing (2008-11-25),
3. 7349011 - Image pickup control apparatus, image pickup control method, image pickup control system, and storage medium (2008-03-25),
4. 7336300 - Image pickup control apparatus, image pickup control method, image pickup control system, and storage medium (2008-02-26),
5. 6980233 - Image pickup control apparatus, image pickup control method, image pickup control system, and storage medium (2005-12-27),
6. 6850280 - Automatic focus adjusting device with distance measuring area selection based on discrimination of a state of focus (2005-02-01),
7. 6580453 - Image sensing apparatus (2003-06-17),
8. 6525771 - Lens control device (2003-02-25),
9. 6473797 - Unconnected-port device detection method, apparatus, and storage medium (2002-10-29),
10. 6473120 - Image pickup apparatus for applying predetermined signal processing in conjunction with an image shifting mechanism (2002-10-29),
11. 6456319 - Image sensing apparatus (2002-09-24),
12. 6424376 - Selection apparatus using an observer's line of sight (2002-07-23),
13. 6384928 - Image processing apparatus and system (2002-05-07),
14. 6356307 - Lens control device with AF restart feature (2002-03-12),
15. 6285154 - Lens controlling apparatus (2001-09-04),

Title: The Innovative Journey of Masahide Hirasawa

Introduction: Masahide Hirasawa is a renowned inventor hailing from Sagamihara, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masahide Hirasawa's latest patents include cutting-edge advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological development.

Career Highlights: With a career spanning over two decades, Masahide Hirasawa has worked with leading research institutions and tech companies, spearheading projects that have revolutionized various industries. His expertise in patent applications has led to the successful protection of numerous inventions.

Collaborations: Throughout his career, Masahide Hirasawa has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and creativity. His ability to work in multidisciplinary teams has resulted in the development of groundbreaking technologies.

Conclusion: Masahide Hirasawa's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and engineers. His impact on the world of technology is truly remarkable, solidifying his legacy as a visionary inventor.

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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