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For the Inventor, By the Inventor

Yokohama, Japan

Kenmei Masuda

This inventor holds 23 USPTO granted patents, primarily in Magnetic Recording Technology. Top assignees: Hitachi, Ltd., Hitachi Maxell, Limited, Exabyte Corporation. Active years: 1988-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenmei Masuda. Retrieved from https://idiyas.com/inventor/kenmei-masuda

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

USPTO Granted Patents = 23

% Patents Active = 91.3

Average Co-Inventor Count = 5.4

ph-index = 7

Forward Citations = 104(Granted Patents)


Company Filing History:

goldMedal22 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal5 out of 1,112 
 
Hitachi Maxell, Limited
 patents
bronzeMedal1 out of 98 
 
Exabyte Corporation
 patents
where one patent can have more than one assignee

Years Active: 1988-2005

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Areas of Expertise:
Magnetic Tape
Rotary Head
Cleaning System
Recording Apparatus
Magneto-Resistive Head
Tape Cartridge
Optical Recording
Drum Equipment
Pneumatic Guide
Library Device
23 patents (USPTO):Explore Patents
1. 6867938 - Digital information reproducing apparatus using rotary magnetic heads (2005-03-15),
2. 6757123 - Method and apparatus for cleaning a magneto-resistive head (2004-06-29),
3. 6654194 - High reliability magneto-resistive head cleaning system (2003-11-25),
4. 6108165 - Rotary drum equipment and recording/reproducing equipment using the same (2000-08-22),
5. 6078464 - Drum base on which a drum of a magnetic tape recorder is mounted (2000-06-20),
6. 6061213 - Magnetic tape cartridge having triple lid assembly (2000-05-09),
7. 5978185 - Rotary head and recording/reading apparatus provided with rotary head (1999-11-02),
8. 5812340 - Magnetic tape recording and reproducing plug-in unit (1998-09-22),
9. 5739976 - Magnetic recording and reproducing apparatus (1998-04-14),
10. 5734537 - Tape guide structure of rotary head drum in recording/reproduction (1998-03-31),
11. 5687047 - Magnetic tape cartridge having triple lid assembly (1997-11-11),
12. 5617391 - Optical recording and reproducing system (1997-04-01),
13. 5608585 - Magnetic recording and reproducing apparatus with repositioning stop mode (1997-03-04),
14. 5602695 - Cassette loading mechanism for recording and playback apparatus (1997-02-11),
15. 5570831 - Pneumatic static guide for a tape (1996-11-05),

Title: Kenmei Masuda: Pioneering Inventor from Yokohama

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

Latest Patents: Kenmei Masuda holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Masuda has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs in various industries.

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

Conclusion: Kenmei Masuda's relentless pursuit of innovation and his passion for creating technology that improves lives have solidified his reputation as a visionary inventor in Yokohama 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]
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