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For the Inventor, By the Inventor

Yokohama, Japan

Machiko Matsushita

This inventor holds 6 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1986-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Machiko Matsushita. Retrieved from https://idiyas.com/inventor/machiko-matsushita

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.1

ph-index = 5

Forward Citations = 88(Granted Patents)


Company Filing History:

goldMedal6 out of 93,085 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1986-1991

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6 patents (USPTO):Explore Patents
1. 5077718 - Optical information processing method and apparatus in which (1991-12-31),
2. 4982393 - Information recording and/or reproducing apparatus provided with means (1991-01-01),
3. 4888753 - Information recording medium capable of accurately detecting the (1989-12-19),
4. 4870633 - Apparatus for reproducing information recorded on a recording medium (1989-09-26),
5. 4832049 - Apparatus for detecting abnormality of the spinal column (1989-05-23),
6. 4600012 - Apparatus for detecting abnormality in spinal column (1986-07-15),

Title: Machiko Matsushita: Innovator in Optical Information Processing

Introduction

Machiko Matsushita is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of optical information processing, holding a total of 6 patents. Her work has advanced the technology used in information recording and reproduction.

Latest Patents

Matsushita's latest patents include an optical information processing method and apparatus. This invention features a device for scanning tracks on an optical recording medium using a light beam. It also includes a mechanism for moving the light beam across the tracks and a system for detecting tracking error signals. Another notable patent is an information recording and/or reproducing apparatus that applies a light beam to an optical recording medium. This apparatus is designed to record and reproduce information effectively while correcting the applied position of the light beam based on tracking error signals.

Career Highlights

Machiko Matsushita is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and optical products. Her innovative work has positioned her as a key figure in the development of advanced optical technologies.

Collaborations

Matsushita has collaborated with notable coworkers, including Akio Aoki and Kazuo Minoura. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Machiko Matsushita's contributions to optical information processing have made a lasting impact on the industry. Her innovative patents and collaborations highlight her role as a leading inventor in this field.

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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