Location History:
- Kadoma, JP (2009 - 2012)
- Osaka, JP (2010 - 2014)
Company Filing History:
Years Active: 2009-2014
Title: Tomokazu Kanamaru: Innovator in Playback Technology
Introduction
Tomokazu Kanamaru is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of playback technology, holding a total of 13 patents. His work focuses on enhancing the functionality and security of playback devices, making them more efficient and user-friendly.
Latest Patents
One of Kanamaru's latest patents is an application executing device, managing method, and program. This innovative playback device reads an application and a digital stream from a recording medium to execute the application while playing back the digital stream. The device includes a management unit that verifies the authenticity of the application by checking if a disc root certificate matches a first root certificate. If the authenticity is confirmed, the execution unit proceeds to execute the application. Additionally, the playback device features a storage unit with a specified storage area, utilizing a file path that incorporates the provider ID and a hash value of a second root certificate. The playback unit is designed to play back the digital stream according to the playlist information.
Another notable patent involves a BD-ROM that contains multiple subtitle streams synchronized with a video stream. The PlayList information includes PlayItem information and a display method flag. The PlayItem information defines a playback section with specific In_time and Out_time for the video stream, along with a stream information table. The display method flag indicates whether the control according to the subtitle display method is valid, allowing the playback apparatus to select the appropriate subtitle stream.
Career Highlights
Throughout his career, Tomokazu Kanamaru has worked with notable companies, including Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in playback technology.
Collaborations
Kanamaru has collaborated with talented individuals in the field, including Germano Leichsenring and Masahiro Oashi. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.
Conclusion
Tomokazu Kanamaru is a distinguished inventor whose work in playback technology has led to numerous patents and advancements in the field. His innovative contributions continue to shape the future of playback devices, enhancing user experience and security.
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.