Company Filing History:

22 out of 42,485

Hitachi, Ltd.

patents

5 out of 365

Hitachi Consumer Electronics Co., Ltd.

patents

3 out of 388

Hitachi-lg Data Storage, Inc.

patents

4. 1 out of 7,524

Renesas Electronics Corporation

patents

where one patent can have more than one assignee

Years Active: 1989-2013

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28 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8488437 - Information recording medium, address generation and detection method, and reproducing and recording apparatuses (2013-07-16),

2. 8331214 - Optical recording medium capable of increasing the number of wobble address bits and method for recording and reproducing thereof (2012-12-11),

3. 8325576 - Optical disc, optical disc recording apparatus, optical disc reproducing apparatus, information recording method, information reproducing method, and information recording-reproducing method (2012-12-04),

4. 8320222 - Semiconductor integrated circuit and disk recording and reproducing drive using the same (2012-11-27),

5. 8289820 - Address generating and detecting method and reproducing and recording apparatus (2012-10-16),

6. 8264921 - Optical disc recording device (2012-09-11),

7. 8179752 - Optical disc apparatus therefor (2012-05-15),

8. 8165453 - Method and apparatus for data reproduction (2012-04-24),

9. 8159906 - Address generating and detecting method and reproducing and recording apparatus (2012-04-17),

10. 8144567 - Optical disc and optical disc apparatus (2012-03-27),

11. 8014259 - Multi layer optical disc and optical disc apparatus capable of coping with the multi layer optical disc (2011-09-06),

12. 7961582 - Optical disk recording apparatus, laser diode driving apparatus and recording signal generating apparatus (2011-06-14),

13. 7839728 - Optical disc recording device (2010-11-23),

14. 7395431 - Data encryption method, recording medium, data transfer apparatus, and encrypted data decryption method (2008-07-01),

15. 7289721 - Method and apparatus for data reproduction (2007-10-30),

Title: Akio Fukushima: A Pioneer in Optical Recording Technology

Introduction

Akio Fukushima, based in Yokohama, Japan, is a renowned inventor in the field of optical recording technology. With a remarkable portfolio of 28 patents to his name, he has significantly contributed to advancements in information recording mediums and reproduction techniques.

Latest Patents

Fukushima's latest inventions include innovative patents related to information recording mediums, address generation and detection methods, and reproducing and recording apparatuses. One of his notable patents describes a method wherein an extension address is obtained without changing the number of bits of the address embedded in the wobble. This process involves encoding the wobble address partially or wholly to embed the address information. During the reproduction phase, the original address information is retrieved by restoring the embedded information via a decoding process. Another significant patent focuses on an optical recording medium that enhances the number of wobble address bits and outlines the methods for effective recording and reproduction.

Career Highlights

Throughout his career, Akio Fukushima has worked with prestigious companies such as Hitachi, Ltd. and Hitachi Consumer Electronics Co., Ltd. His role in these organizations enabled him to apply his innovative capabilities and drive the development of groundbreaking technologies in optical media.

Collaborations

Fukushima's success can also be attributed to his collaborations with esteemed colleagues, including Shigeki Inoue and Kazuhiko Ono. These partnerships have nourished an environment of innovation and research, fostering the advancement of their collective expertise and contributions to the field.

Conclusion

With a solid foundation in optical recording technology and a commitment to innovation, Akio Fukushima stands as a significant figure in the realm of inventions. His patents reflect a forward-thinking approach that continues to influence the industry, ensuring his legacy as a leading inventor in Japan and beyond.

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1 patent (EPO):

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