Company Filing History:

9 out of 164,135

International Business Machines Corporation

patents

6 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

Years Active: 1986-2012

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8125554 - Viewfinder, and control method and imaging apparatus thereof (2012-02-28),

2. 7532424 - Method of writing pattern on media and data storage device (2009-05-12),

3. 7486467 - Magnetic disk drive and method for registering defective sector using timing control of pattern writing (2009-02-03),

4. 7457065 - Systems and methods for hard disk drive optimization and manufacturing (2008-11-25),

5. 7379396 - Rotary disk type storage device (2008-05-27),

6. 7286316 - Method and data storage device for writing patterns onto recording disk (2007-10-23),

7. 7019933 - Servo information write method, servo control method, data storage device, and program (2006-03-28),

8. 6466387 - Data recording disk and disk drive device for reducing wasted space on a data recording disk (2002-10-15),

9. 5905603 - Magnetic recording medium magnetic head positioning method, and magnetic (1999-05-18),

10. 5808822 - Apparatus and method for correcting a read signal in a disk drive system (1998-09-15),

11. 5576908 - Actuator and file level initialization of magnetoresistive transducers (1996-11-19),

12. 4982292 - Method and apparatus for processing pel signals of an image (1991-01-01),

13. 4725892 - Method and apparatus for enlarging or reducing an image on the basis of (1988-02-16),

14. 4703364 - Processor synchronous image scanner controlling method (1987-10-27),

15. 4682869 - Image processing system and method (1987-07-28),

Title: Hiroshi Yanagisawa: Innovator of Advanced Imaging Technologies

Introduction

Hiroshi Yanagisawa, a prominent inventor based in Kanagawa, Japan, holds an impressive portfolio of 16 patents. His contributions to the fields of imaging and data storage technology highlight his innovative spirit and technical expertise.

Latest Patents

Among his latest inventions is a groundbreaking Viewfinder and control method, which features a display unit that showcases a picture based on signals received from an imaging apparatus. This viewfinder includes an eyepiece unit that can be detachably attached, allowing for image magnification for better visibility. The display unit is also equipped with advanced capabilities such as image brightness adjustment and lateral inversion detection based on eyepiece unit attachment.

Another significant invention is related to a method of writing patterns on media and a data storage device. This innovation aims to minimize the effects of rotational jitters when writing patterns on magnetic disks, thus ensuring more accurate timing in self-writing processes. Hiroshi’s inventive approach includes using reference patterns on tracks to calculate target values for writing new patterns, enhancing the overall reliability and precision of data storage technology.

Career Highlights

Hiroshi Yanagisawa's impressive career features notable experience with reputed companies such as IBM (International Business Machines Corporation) and Hitachi Global Storage Technologies. His roles within these companies allowed him to expand his expertise in imaging technologies and data storage solutions.

Collaborations

Throughout his career, Yanagisawa has collaborated with esteemed professionals in the industry, including Fuminori Sai and Kenji Ogasawara. These partnerships have enabled him to further drive innovation and develop cutting-edge technologies.

Conclusion

Hiroshi Yanagisawa's contributions to imaging and data storage exemplify the importance of innovation in technological advancement. His impressive portfolio of patents not only highlights his creativity but also his commitment to enhancing the ways we capture and store information. As he continues his work, the impact of his inventions is sure to resonate within the tech industry.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.