Location History:
- Kawasaki, JP (1998)
- Yokohama, JP (2000 - 2004)
Company Filing History:
5 out of 27,375 
2 out of 832,891 Years Active: 1998-2004
Title: Innovations of Takenosuke Harada
Introduction
Takenosuke Harada is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of broadcasting technology, holding a total of 7 patents. His work focuses on enhancing security and functionality in pay broadcasting systems.
Latest Patents
One of Harada's latest patents is a pay broadcasting system with enhanced security against illegal access to a downloaded program in a subscriber terminal. This innovative system scrambles broadcast program data with a scramble key that is updated frequently. The scramble key is encrypted with a first key assigned to the subscriber terminal, which is further encrypted with a first master key. This multi-layered encryption enhances the security of broadcast programs stored for later use.
Another significant patent is a video clip identification system that prevents the misuse of tagged scenes for commercial cutting. In this system, a tagged scene of a video stream is collected while ensuring that the tags cannot be exploited for indiscriminate cutting. The first station generates a tag that includes a category, a location for locating the beginning of the scene, and a length. The second station can then clip parts of the video stream based on user-defined categories while maintaining the integrity of the original content.
Career Highlights
Harada has worked with prominent companies, including Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in broadcasting technology.
Collaborations
Some of Harada's notable coworkers include Kazuhiro Machida and Mitsuteru Kataoka. Their collaboration has contributed to the advancement of technology in the broadcasting sector.
Conclusion
Takenosuke Harada's contributions to broadcasting technology through his patents demonstrate his innovative spirit and commitment to enhancing security and functionality in media systems. His work continues to influence the industry and pave the way for future advancements.