Location History:
- Mino, JP (1999 - 2005)
- Toluca Lake, CA (US) (2006 - 2007)
- Minoh, JP (2008)
- Ikeda, JP (2007 - 2013)
- Osaka, JP (1997 - 2015)
Company Filing History:
12 out of 16,453 
7 out of 27,375 
1 out of 31 
Years Active: 1997-2015
Title: **Katsumi Tokuda: A Pioneer in Digital Content Technologies**
Introduction
Katsumi Tokuda is an innovative inventor based in Ikeda, Japan, known for his substantial contributions to digital content technologies. With a remarkable portfolio of 21 patents, Tokuda has made significant strides in advancing the way digital content is reproduced and managed.
Latest Patents
Among his latest innovations are two notable patents. The first is for a **content reproducing device and content reproducing method**. This invention includes a secure counter malfunction detection unit that manages playback based on detected malfunctions. It features a content playability judgment unit that concludes whether the content is playable, relying on information from a malfunctioning-state playback processing management unit. This ensures that even when there are issues, content playback is handled efficiently.
The second patent is for a **digital content reproducing apparatus and method thereof**. This device includes a user terminal equipped with a license purchase unit that secures usage rights based on specific time frames for content data. The terminal also encompasses an availability judgment unit, which appraises whether encrypted elements of the content are available. Additionally, it features a use status management component that tracks the consumption of replay rights while ensuring the user has an accurate reading of their content usage.
Career Highlights
Katsumi Tokuda has garnered experience working with prominent companies, including Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His career reflects a dedication to enhancing user experience in digital media through innovative technology.
Collaborations
Throughout his professional journey, Tokuda has had the opportunity to collaborate with distinguished colleagues such as Ryuichi Okamoto and Kouji Miura. These partnerships have played a significant role in advancing his projects and fostering innovation within the industry.
Conclusion
Katsumi Tokuda's contributions to digital content technology exemplify the power of innovation in enhancing user experience. With multiple patents to his name and collaborative efforts with leading professionals in the field, Tokuda continues to influence the realm of content reproduction and management. His pioneering work reinforces the critical importance of evolving technology in our digital age.