Company Filing History:

35 out of 27,375

Matsushita Electric Industrial Co., Ltd.

patents

5 out of 16,453

Panasonic Corporation

patents

1 out of 25

Matshushita Electric Industrial Co., Ltd.

patents

Years Active: 1996-2011

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41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8086090 - Recording medium and playback apparatus for selecting sub-picture data according to combination of aspect ratio of display screen and type of display mode (2011-12-27),

2. 7877000 - Multimedia optical disc storing both video titles provided with AV functions and video titles with no such functions which can instantly distinguish between such kinds of titles, and a reproduction apparatus and reproduction method for such disc (2011-01-25),

3. 7577340 - Device and method for recording real-time data (2009-08-18),

4. 7483621 - Reproduction apparatus for selecting sub-data with use of numeric keypad (2009-01-27),

5. 7480444 - Reproduction apparatus for cyclically changing sub-data (2009-01-20),

6. 7444065 - System control apparatus for moving picture data (2008-10-28),

7. 7245719 - Recording method and apparatus, optical disk, and computer-readable storage medium (2007-07-17),

8. 7149414 - Optical disc, optical disc recording apparatus, and optical disc recording method for facilitating dubbing, storage medium for storing optical disc recording program for facilitating dubbing, optical disc reproducing apparatus, and optical disc reproducing method (2006-12-12),

9. 7082257 - Optical disc storing both video titles provided with AV functions and video titles with no such functions which can instantly distinguish between such kinds of titles, and a reproduction apparatus and reproduction method for such disc (2006-07-25),

10. 6798981 - Multimedia optical disc for storing audio data and sub-picture data in a plurality of channels as well as moving picture data and apparatus and method for reproducing the multimedia optical disc (2004-09-28),

11. 6785463 - Reproduction apparatus and a reproduction method for video objects received by digital broadcast (2004-08-31),

12. 6678466 - OPTICAL DISC, OPTICAL DISC RECORDING APPARATUS, AND OPTICAL DISC RECORDING METHOD FOR FACILITATING DUBBING, STORAGE MEDIUM FOR STORING OPTICAL DISC RECORDING PROGRAM FOR FACILITATING DUBBING, OPTICAL DISC REPRODUCING APPARATUS, AND OPTICAL DISC REPRODUCING METHOD (2004-01-13),

13. 6631241 - Recording medium for which a sub-picture can be favorably superimposed on a main image, and a reproduction apparatus and a reproduction method for the recording medium (2003-10-07),

14. 6553179 - Optical disc for coordinating the use of special reproduction functions and a reproduction device for the optical disc (2003-04-22),

15. 6493503 - Optical disc for coordinating a variable reproduction of video images (2002-12-10),

Title: **Katsuhiko Miwa: Innovator in Multimedia Optical Discs**

Introduction

Katsuhiko Miwa, based in Osaka, Japan, is a notable inventor recognized for his contributions to multimedia technology. With an impressive portfolio of 41 patents, Miwa has made significant advancements in the way video content is stored and played back on optical discs.

Latest Patents

Among his latest innovations is a patent for a recording medium and playback apparatus that selects sub-picture data based on the combination of the aspect ratio of the display screen and the type of display mode. This multimedia optical disc facilitates compatibility with various aspect ratios by storing streams of main video data alongside multiple sets of sub-picture data that include display position information. Additionally, Miwa has developed a multimedia optical disc capable of distinguishing between video titles with and without audiovisual functions, incorporating a manager area that categorizes playback type information to enhance user experience during playback.

Career Highlights

Miwa's career includes significant positions at Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His work has been pivotal in creating innovative solutions for video storage and playback, particularly focusing on enhancing compatibility and usability for end-users.

Collaborations

Throughout his career, Miwa has collaborated with talented colleagues, including Kaoru Murase and Masayuki Kozuka. These partnerships have enriched his projects and contributed to the advancement of technologies in the multimedia sector.

Conclusion

Katsuhiko Miwa's inventive spirit and unwavering dedication to innovation continue to influence the evolution of multimedia optical discs. His extensive patent portfolio reflects a commitment to improving user experience and showcasing the dynamic interplay of technology and creativity in the modern age.

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1 patent (CIPO):

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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.