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Ezel Inc.

USPTO Granted Patents = 47

Trademarks = 1

Forward Citations = 716

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24 inventors (with patents filed for the assignee):

Ryohei Kumagai (39 out of 51 patents)

Makoto Yamamoto (7 out of 155 patents)

Sunao Takatori (6 out of 126 patents)

4. Koji Matsumoto (3 out of 119 patents)

5. Tooru Takahashi (3 out of 4 patents)

6. Weikang Yang (2 out of 30 patents)

7. Kaoru Hiiro (2 out of 2 patents)

8. Harumi Shimizu (2 out of 2 patents)

9. Seido Kawanaka (2 out of 2 patents)

10. Kengo Takahama (1 out of 28 patents)

11. Hideo Takemura (1 out of 5 patents)

12. Yasukuni Yamane (1 out of 24 patents)

13. Kazuo Maruta (1 out of 1 patent)

14. Koji Matsumato (1 out of 1 patent)

15. Eryohei Kumagai (1 out of 1 patent)

Core Competencies:

Color Image Quantization

Fingerprint Data Processing

High Speed Image Processing

Image Inclination Detection

Neural Device Technology

Lighting Systems for Cameras

Dither Processing Techniques

Liquid Crystal Panel Inspection

Number Plate Recognition

Image Comparison Methods

Acoustic Recognition Systems

Vectorizing Techniques

47 patents: Sort by Forward Citations

1. 5684897 - Method for quantizing color image data by minimizing least squares error (1997-11-04),

2. 5555314 - Fingerprint data processing method (1996-09-10),

3. 5553170 - High speed image processing system having a preparation portion and a (1996-09-03),

4. 5546479 - Method for detecting inclination of an image of characters (1996-08-13),

5. 5506915 - Associative pattern conversion system and adaptation method thereof (1996-04-09),

6. 5490225 - Method and system for comparing two images by making an initial rough (1996-02-06),

7. 5479577 - Neural device (1995-12-26),

8. 5450291 - Lighting system for camera (1995-09-12),

9. 5438634 - Dither processing method (1995-08-01),

10. 5434802 - Method of detecting the inclination of an IC (1995-07-18),

11. 5430479 - Moving vector extractor (1995-07-04),

12. 5416850 - Associative pattern conversion system and adaption method thereof (1995-05-16),

13. 5414666 - Memory control device (1995-05-09),

14. 5394481 - Liquid crystal panel inspection method (1995-02-28),

15. 5384866 - Thinning method of an image (1995-01-24),

Ezel Inc. is a global technology company specializing in advanced software solutions. With expertise in artificial intelligence, data analytics, and cloud computing, Ezel Inc. helps businesses thrive in the digital era. Our cutting-edge products and services are designed to empower organizations and drive innovation. Visit our website to learn more.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

47 Patents

#719 in Tokyo

#1,742 in Japan

#14,402 in the World

Ezel Inc.

Forward Citations = 716

24 inventors:

Ryohei Kumagai (39 out of 51 patents)

Makoto Yamamoto (7 out of 155 patents)

Sunao Takatori (6 out of 126 patents)

4. Koji Matsumoto (3 out of 119 patents)

5. Tooru Takahashi (3 out of 4 patents)

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