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For the Inventor, By the Inventor

Yokohama, Japan

Kenji Oishi

This inventor holds 32 USPTO granted patents and 1 published patent application, primarily in Optical Recording Media. Top assignees: Victor Company of Japan, Limited, Jvc Kenwood Corporation. Active years: 1993-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Oishi. Retrieved from https://idiyas.com/inventor/kenji-oishi

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

USPTO Granted Patents = 32 

% Patents Active = 28.1

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 100(Granted Patents)


Location History:

  • Kanagawa-Ken, JP (2009)
  • Yokohama, JP (1993 - 2012)

Company Filing History:

goldMedal28 out of 2,887 
 
Victor Company of Japan, Limited
 patents
silverMedal4 out of 1,457 
 
Jvc Kenwood Corporation
 patents

Years Active: 1993-2012

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Areas of Expertise:
Optical Recording Medium
Microscopic Pattern
Wobbled Land Portions
Reproduction Systems
Recording Equipment
Information Recording
Auxiliary Information
Recording Medium
Optical Disc
Producing Process
Recording Apparatus
Reproducing Apparatus
32 patents (USPTO):Explore Patents
1. 8238205 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2012-08-07),
2. 8228767 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2012-07-24),
3. 8189451 - Optical recording medium having auxiliary information and reference clock (2012-05-29),
4. 8179773 - Optical recording medium having auxiliary information and reference clock (2012-05-15),
5. 7961564 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2011-06-14),
6. 7907504 - Optical recording medium having auxiliary information and reference clock (2011-03-15),
7. 7907483 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2011-03-15),
8. 7903509 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2011-03-08),
9. 7887939 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof (2011-02-15),
10. 7729211 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2010-06-01),
11. 7729210 - Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor (2010-06-01),
12. 7709112 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof (2010-05-04),
13. 7709111 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof (2010-05-04),
14. 7709110 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof (2010-05-04),
15. 7709109 - Information recording medium, and apparatuses for reproducing, recording, and recording and reproducing thereof, and methods for reproducing, recording, and recording and reproducing thereof (2010-05-04),

Title: Kenji Oishi: Pioneering Innovator in Information Recording Technology

Introduction

Kenji Oishi is a renowned inventor based in Yokohama, Japan, holding an impressive portfolio of 32 patents. His contributions to the field of information recording technology have significantly advanced the way data is stored and reproduced.

Latest Patents

Among his latest inventions is a groundbreaking recording medium featuring a substrate with a microscopic pattern of parallel grooves and land sections. This innovative information recording medium comprises a substrate constituted by continuous parallel grooves, which alternate with land sections. It includes a recording layer formed on this microscopic pattern and a light transmission layer positioned above the recording layer. The design ensures that the microscopic pattern conforms to specific relationships regarding pitch (P), wavelength of the reproducing light beam (λ), and numerical aperture (NA) of the objective lens. The thickness of the light transmission layer is meticulously engineered, falling within a range of 0.07 to 0.12 mm. This technology enhances cross-erase performance and enables high-density recording, complemented by dedicated reproducing and recording apparatuses for optimal functionality.

Career Highlights

Kenji Oishi has made significant strides in his career, working with esteemed companies such as the Victor Company of Japan, Limited and JVC Kenwood Corporation. His work reflects a commitment to pushing the boundaries of technological innovation in the field of data storage.

Collaborations

Throughout his career, Oishi has collaborated with notable colleagues including Tetsuya Kondo and Itsuro Nakamura. Together, they have contributed to various advancements within the realm of information technology.

Conclusion

Kenji Oishi's extensive contributions to the field of information recording reflect his status as a leading figure in innovation. His latest patents demonstrate a blend of scientific precision and practical application, ensuring his legacy as a pioneer in the industry endures.

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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