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For the Inventor, By the Inventor

Tokyo, Japan

Masatake Kato

This inventor holds 45 USPTO granted patents, primarily in Camera Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1983-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatake Kato. Retrieved from https://idiyas.com/inventor/masatake-kato

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

USPTO Granted Patents = 45

% Patents Active = 97.8

Average Co-Inventor Count = 1.7

ph-index = 10

Forward Citations = 389(Granted Patents)


Location History:

  • Kunitachi, JP (1983 - 2002)
  • Tokyo, JP (1984 - 2007)

Company Filing History:

goldMedal44 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1983-2007

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Areas of Expertise:
Camera System
Zoom Lens
Image Processing
Optical Filter
Finder Device
Telephoto Zoom
Solid-State Sensor
Focusing Method
Optical Apparatus
Wide Angle Objective
Image Pickup
Compact Zoom
45 patents (USPTO):Explore Patents
1. 7193651 - Camera system, lens apparatus and camera (2007-03-20),
2. 6467912 - Projection optical system and projection apparatus (2002-10-22),
3. 6148031 - Image processing apparatus and method (2000-11-14),
4. 6104548 - Zoom lens (2000-08-15),
5. 5790902 - Zoom lens (1998-08-04),
6. 5682203 - Solid-state image sensing device and photo-taking system utilizing (1997-10-28),
7. 5173805 - Focusing method for zoom lens (1992-12-22),
8. 4998801 - Optical low-pass filter and photographic system using the same (1991-03-12),
9. 4973995 - Camera system and attachment lens with integral lens sections (1990-11-27),
10. 4969723 - Parallax adjusting mechanism for a finder device (1990-11-13),
11. 4964686 - Finder optical device (1990-10-23),
12. 4912500 - Single lens reflex camera (1990-03-27),
13. 4910545 - Finder optical system (1990-03-20),
14. 4855814 - Video camera body and detachable lens each containing a memory for (1989-08-08),
15. 4854681 - Compact zoom lens (1989-08-08),

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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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