Company Filing History:

10 out of 52,735

Kabushiki Kaisha Toshiba

patents

3 out of 2,916

Tokyo Shibaura Denki Kabushiki Kaisha

patents

Years Active: 1984-1999

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5912790 - Thin film magnetic recording-reproducing head having a high recording (1999-06-15),

2. 5013635 - Information storage medium (1991-05-07),

3. 4985349 - Information storage medium (1991-01-15),

4. 4961979 - Optical recording medium (1990-10-09),

5. 4954841 - Optical recording medium and method of manufacturing the same (1990-09-04),

6. 4929485 - Information storage medium and method of manufacturing the same (1990-05-29),

7. 4845000 - Radiation sensitive carrier body utilized as stamper structure (1989-07-04),

8. 4756811 - Method for manufacturing bubble-mode optical recording media (1988-07-12),

9. 4735888 - Information recording medium and manufacturing method thereof (1988-04-05),

10. 4702991 - Optical type information recording medium and manufacturing method (1987-10-27),

11. 4663008 - Method of producing an optical information recording medium (1987-05-05),

12. 4565772 - Process of using radiation-sensitive carrier body to form stamper (1986-01-21),

13. 4447825 - III-V Group compound semiconductor light-emitting element having a doped (1984-05-08),

Title: The Innovative Contributions of Norio Ozawa

Introduction

Norio Ozawa is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to the field of information storage technology. With a total of 13 patents to his name, Ozawa has made remarkable advancements that have influenced modern data storage solutions.

Latest Patents

One of his latest patents is a thin film magnetic recording-reproducing head that features a high recording capability. This composite magnetic head includes both a recording head and a reproducing head, with the recording head positioned either below or above the reproducing head. The lower of these heads contains a first electrode, while a conductive layer that acts as a pole structure for the recording head includes a portion that defines a hole for the second electrode to contact the first electrode. Another notable patent involves an information storage medium that consists of a polycarbonate substrate and a recording layer made from an AgTe eutectic alloy, carbon, and hydrogen. Information is recorded on this medium by creating pits in the recording layer through laser radiation, and it is reproduced by directing a reproducing laser beam onto the layer to detect reflectances.

Career Highlights

Throughout his career, Norio Ozawa has worked with esteemed companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Denki Kabushiki Kaisha. His work in these organizations has allowed him to develop and refine his innovative ideas, contributing to the advancement of technology in the field of information storage.

Collaborations

Ozawa has collaborated with notable individuals in his field, including Nobuaki Yasuda and Yoshikatsu Takeoka. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Norio Ozawa's contributions to the field of information storage technology are significant and impactful. His innovative patents and collaborations have paved the way for advancements that continue to shape the industry today.

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