Masaharu Ohkubo

This inventor holds 42 USPTO granted patents, primarily in Image Processing Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1983-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaharu Ohkubo. Retrieved from https://idiyas.com/inventor/masaharu-ohkubo

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

USPTO Granted Patents = 42

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 15

Forward Citations = 601(Granted Patents)

Company Filing History:

42 out of 92,994

Canon Kabushiki Kaisha

patents

Years Active: 1983-2002

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Areas of Expertise:

Image Processing

Color Correction

Toner Management

Electrophotography

Image Forming

Recording Apparatus

Laser Printer

Data Processing

Fixing Device

Charging Member

Dot Image Output

Process Cartridge

42 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6477319 - Image recording apparatus which sends charasteristic/correction signals whenever new look-up table are selected or a pre-selected number of pages have been printed (2002-11-05),

2. 6427054 - Image forming apparatus indicating the residue of toner and the deficiency of toner (2002-07-30),

3. 6259885 - Image forming apparatus having transportation guide with fluorinated resin (2001-07-10),

4. 6134025 - Dot image data output apparatus (2000-10-17),

5. 6108105 - Dot image output apparatus (2000-08-22),

6. 6052549 - Charging roller, and process cartridge and image-forming apparatus (2000-04-18),

7. 6002106 - Fixing device (1999-12-14),

8. 5859948 - Images processing apparatus for controlling binarized multi-value image (1999-01-12),

9. 5754188 - Data processing apparatus (1998-05-19),

10. 5682576 - Fixing device (1997-10-28),

11. 5659869 - Image fixing apparatus having pressure roller with fluorine surface (1997-08-19),

12. 5596388 - Process cartridge with an information feature and image forming (1997-01-21),

13. 5565995 - System for correcting a pulse-width-modulated signal in a recording (1996-10-15),

14. 5543899 - Charging member having a foamed layer of a material with specified (1996-08-06),

15. 5541711 - Charging member having a cavity, charging device, process unit, and (1996-07-30),

Title: The Innovative Mind of Masaharu Ohkubo

Introduction: Masaharu Ohkubo is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Masaharu Ohkubo holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous dedication to pushing the boundaries of what is possible.

Career Highlights: With a career spanning over two decades, Masaharu Ohkubo has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Masaharu Ohkubo has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Masaharu Ohkubo's passion for innovation, coupled with his relentless drive to solve complex technological challenges, has solidified his reputation as a visionary inventor in Yokohama, Japan, and beyond.

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]