Yusuke Ishihara

This inventor holds 86 USPTO granted patents, primarily in Magnetic Tape Cartridges (CPC class G11B2-3107). Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation, Fuij Photo Film Co., Ltd.. Active years: 1990-2008.

USPTO Granted Patents = 86

% Patents Active = 66.3

Average Co-Inventor Count = 2.9

ph-index = 8

Forward Citations = 289(Granted Patents)

Forward Citations (Not Self Cited) = 241(Dec 10, 2025)

Inventors with similar research interests:

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Location History:

Odawara, JP (1991)
Oogi-cho, Odawara-shi, Kanagawa-ken, JP (2003)
Odawara-shi, Kanagawa-ken, JP (2002 - 2004)
Kanagawa-ken, JP (2001 - 2007)
Kanagawa, JP (1990 - 2008)

Company Filing History:

74 out of 16,458

Fuji Photo Film Company, Limited

Fuij Photo Film Co., Ltd.

patents

4. 5 out of 834,307

Other

patents

Years Active: 1990-2008

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Areas of Expertise:

Magnetic Tape Cartridge

Recording Tape Cartridge

Manufacturing Method

Assembly Method

Cartridge Case

Brake Release

Component Holding Jig

Multi-Projection Brake

Relative Positioning

Jig Design

Notch Design

86 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7437814 - Method for determining a relative position of a part of a magnetic tape cartridge (2008-10-21),

2. 7429347 - Recording tape cartridge and method of manufacturing said cartridge (2008-09-30),

3. 7360291 - Method of manufacturing a recording tape cartridge (2008-04-22),

4. 7284724 - Magnetic tape cartridge (2007-10-23),

5. 7284723 - Recording tape cartridge (2007-10-23),

6. 7226014 - Recording tape cartridge (2007-06-05),

7. 7155814 - Method for assembling a magnetic tape cartridge (2007-01-02),

8. 7121494 - Magnetic tape cartridge (2006-10-17),

9. 7100860 - Recording tape cartridge (2006-09-05),

10. 7100857 - Recording tape cartridge (2006-09-05),

11. 7097126 - Magnetic tape cartridge (2006-08-29),

12. 7093354 - Magnetic tape cartridge (2006-08-22),

13. 7088552 - Magnetic tape cartridge with brake release push rod extending through reel hole wider than only one reel gear pitch (2006-08-08),

14. 7085101 - Magnetic tape cartridge with rotatably-mounted multi-projection brake release member (2006-08-01),

15. 7064926 - Cartridge case with chip retaining features (2006-06-20),

Title: Yusuke Ishihara: Pioneering Inventor from Kanagawa

Introduction: Yusuke Ishihara is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Ishihara holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, Ishihara has worked with leading tech companies in Japan, spearheading projects that have revolutionized industries and improved the quality of life for many.

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

Conclusion: Yusuke Ishihara's dedication to pushing the boundaries of technology and his passion for creating solutions to complex problems make him a true visionary in the world of inventions.