Location History:
- Shizuoka, JP (1988 - 1996)
- Shizuoka-ken, JP (2007)
Company Filing History:
Years Active: 1988-2007
Title: Innovations by Hiroshi Kamikawa in Heat-Sensitive Recording Materials
Introduction
Hiroshi Kamikawa, an accomplished inventor from Shizuoka, Japan, has made significant strides in the field of heat-sensitive recording materials. With a remarkable portfolio of 10 patents, his contributions have paved the way for advancements in imaging technology, enhancing the quality and efficiency of recording materials used in various applications.
Latest Patents
Kamikawa's latest patents focus on innovative heat-sensitive recording materials that include a substrate and at least two heat-sensitive recording layers. These layers incorporate microcapsules encapsulating an electron-donating dye precursor along with an electron-accepting compound that reacts with the dye precursor to develop color. The microcapsules he developed have distinct glass transition temperatures, with differences ranging from 20°C to 70°C. This innovation excels in reproducing image gradation and supports high-density recording, marking a significant improvement in the field of imaging.
Another noteworthy patent by Kamikawa outlines a heat-sensitive recording material that consists of a support and a recording layer containing microcapsules. Similar to his previous work, these microcapsules contain an electron-donating dye precursor and are paired with an electron-accepting compound. Again, his focus on microcapsules with differing average particle diameters or glass transition temperatures is emphasized, enhancing image quality and density.
Career Highlights
Hiroshi Kamikawa is currently employed at Fuji Photo Film Company, Limited, where he continues to innovate and contribute to the development of advanced recording materials. His extensive research and dedication have solidified his reputation as a leading inventor in his field. With 10 patents to his name, Kamikawa stands out among other inventors for his technical expertise and innovative problem-solving abilities.
Collaborations
Throughout his career, Kamikawa has collaborated with notable coworkers, including Sadao Ishige and Takekatsu Sugiyama. These partnerships have allowed him to share knowledge and foster innovations, contributing to the collective progress in the fields of imaging and recording technologies.
Conclusion
Hiroshi Kamikawa's work in developing advanced heat-sensitive recording materials has made a significant impact on the industry. With a total of 10 patents, his innovations continue to push boundaries and enhance imaging capabilities. His contributions not only reflect his individual expertise but also the collaborative spirit of invention that drives progress in technology today.
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.