Kenzo Nakagawa is a prominent inventor known for his contributions to optical disc technology. He is based in Kanagawa, Japan, and has been instrumental in developing methods that enhance the manufacturing process of optical discs. With a total of 7 patents to his name, Nakagawa's work has significantly impacted the industry.

Latest Patents

Among his latest patents are innovative methods for making masters for manufacturing optical discs. One of his notable inventions involves an exposing process where an inorganic resist layer on a substrate is irradiated with recording laser light. This process forms an exposed pattern that corresponds to the information concave and convex pattern on the optical disc. Following this, a development process is performed to create a concave and convex pattern that aligns with the information pattern. His methods also include a trial exposure on a non-recording area, allowing for the evaluation of the recording signal characteristics, which helps in determining the optimum focus position for the recording laser light.

Career Highlights

Kenzo Nakagawa is currently employed at Sony Corporation, where he continues to innovate in the field of optical disc technology. His work has not only advanced the manufacturing processes but has also contributed to the overall quality of optical discs produced.

Collaborations

Throughout his career, Nakagawa has collaborated with notable colleagues, including Shinichi Kai and Akira Kouchiyama. These collaborations have fostered a creative environment that has led to significant advancements in their field.

Conclusion

Kenzo Nakagawa's contributions to optical disc technology through his innovative patents and collaborations highlight his importance in the industry. His work continues to influence the way optical discs are manufactured, ensuring high-quality products for consumers.

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