Ryozo Yanagisawa

This inventor holds 54 USPTO granted patents, primarily in Coordinate Input Technology (CPC class 178 ). Top assignee: Canon Kabushiki Kaisha. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryozo Yanagisawa. Retrieved from https://idiyas.com/inventor/ryozo-yanagisawa

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

USPTO Granted Patents = 54

% Patents Active = 92.6

Average Co-Inventor Count = 5.6

ph-index = 21

Forward Citations = 1,266(Granted Patents)

Forward Citations (Not Self Cited) = 1,193(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Inzal-machi, JP (1996)
Matsudo, JP (1990 - 1997)
Inba-gun, JP (1996 - 1998)
Inzai-machi, JP (1996 - 1999)
Chiba, JP (1999)
Chiba-ken, JP (1996 - 2001)
Inzai, JP (1998 - 2003)
Shizuoka, JP (2004 - 2006)

Company Filing History:

54 out of 92,901

Canon Kabushiki Kaisha

patents

Years Active: 1990-2006

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Areas of Expertise:

Coordinate Input Apparatus

Vibration Sensing Device

Gesture Input Method

Temperature Phase Shift Circuit

Distance Measuring Device

Input Pen

3D CAD

Information Processing Apparatus

Molded Article

Sensor Attaching Structure

Control Method

54 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7127324 - Information processing apparatus and information processing method (2006-10-24),

2. 7119805 - Three-dimensional CAD attribute information presentation (2006-10-10),

3. 7054701 - Information processing apparatus and method (2006-05-30),

4. 6965377 - Coordinate input apparatus, coordinate input method, coordinate input-output apparatus, coordinate input-output unit, and coordinate plate (2005-11-15),

5. 6917842 - Information processing apparatus and method (2005-07-12),

6. 6714751 - Connecting pin for process cartridge, and process cartridge (2004-03-30),

7. 6611258 - Information processing apparatus and its method (2003-08-26),

8. 6570558 - Coordinates input apparatus with a plate member separated by a gap from a vibration transmission plate (2003-05-27),

9. 6563493 - Molded article of pen tip of input pen for coordinate input apparatus, method of molding pen tip and mold therefor (2003-05-13),

10. 6415240 - Coordinates input apparatus and sensor attaching structure and method (2002-07-02),

11. 6407731 - Vibration-transmitting tablet and coordinates input apparatus (2002-06-18),

12. 6384814 - Input pen (2002-05-07),

13. 6288711 - Coordinate input apparatus, method of controlling same and computer-readable memory (2001-09-11),

14. 6255604 - Coordinate detecting device for outputting coordinate data when two points are simultaneously depressed, method therefor and computer control device (2001-07-03),

15. 6239792 - Coordinate input system having multiple editing modes (2001-05-29),

Title: Ryozo Yanagisawa: Innovator in Information Processing Technologies

Introduction

Ryozo Yanagisawa is a notable inventor based in Matsudo, Japan, recognized for his contributions to information processing technologies. With a remarkable portfolio of 54 patents, he has significantly advanced the use of 3D models in various applications, particularly those generated using 3D-CAD systems.

Latest Patents

Yanagisawa's latest inventions focus on enhancing the usability of 3D models by integrating attribute information such as distances, angles, hole diameters, and dimensional tolerances. His innovative information processing apparatus and methods address the challenge of displaying complex 3D models alongside increasing amounts of attribution data. By establishing a visual direction known as the "attribution allocation plane," he enables users to effectively position and view both the geometry of the 3D model and the relevant attribution information. This method also incorporates designs to maintain clarity, preventing overlap on the display screen which can obscure visibility.

Career Highlights

Throughout his career, Ryozo Yanagisawa has been associated with reputable companies, including Canon and Canon Kabushiki Kaisha. His work at these organizations has centered around developing cutting-edge technologies that improve information processing and visual representation in 3D modeling.

Collaborations

Yanagisawa has collaborated with esteemed coworkers Katsuyuki Kobayashi and Atsushi Tanaka, contributing to various projects that harness the power of 3D-CAD technology. These partnerships have facilitated a collaborative environment where innovative ideas can flourish, leading to significant advancements in their field.

Conclusion

Ryozo Yanagisawa stands out as a prominent inventor in the domain of information processing. His inventive approaches to integrating 3D models with attribute information have transformed the way data is visualized and utilized in technology today. With his ongoing contributions, the future of information processing continues to be bright and evolving.

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]