Location History:
- Chiba, JP (1996 - 1999)
- Tokyo, JP (2007)
- Kanagawa, JP (1993 - 2012)
Company Filing History:
Years Active: 1993-2012
Title: Tetsuji Kawashima: Innovator in Optical Disc Technology
Introduction
Tetsuji Kawashima, located in Kanagawa, Japan, is a prominent inventor known for his significant contributions to optical disc technology. With an impressive portfolio of 36 patents, Kawashima has played a vital role in advancing the functionality and efficiency of recording mediums.
Latest Patents
Among his latest patents are groundbreaking inventions including a multi-layered rewritable optical disc recording apparatus and recording method. This apparatus enhances data recording on optical discs capable of rewriting data across multiple layers. It features recording means designed to prioritize dummy data recording in specific layers intended for user data, ensuring seamless functionality.
Another notable patent involves a recording medium that significantly improves compatibility and usability. This invention introduces a recording apparatus that can effectively manage interlayer folding back position information, including important details such as the end sector number in a layer. Such innovations allow for better management of data as recording advances from one layer to the next, particularly in full multi-session recordings.
Career Highlights
Kawashima is currently employed at Sony Corporation, a leading name in electronics and technology, where he continues to pave the way for innovations in optical technology. His work not only enhances existing systems but also sets the foundation for future advancements in the field.
Collaborations
Throughout his career, Kawashima has collaborated with other notable inventors, including Yukio Shishido and Tatsuya Inokuchi. Together, they have been instrumental in driving forward innovations that have a lasting impact on the industry.
Conclusion
Tetsuji Kawashima's contributions to optical disc technology remind us of the continuous evolution within the realm of data recording and storage. His inventive spirit and collaborative efforts with peers underline a commitment to advancing technology that meets the evolving demands of users worldwide. With 36 patents to his name, Kawashima's work is a testament to the vital role inventors play in shaping modern technology.
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.