Location History:
- Irvine, CA (US) (2005)
- Yokohama, JP (1992 - 2010)
- Kawasaki, JP (2010)
Company Filing History:
Years Active: 1992-2010
Title: Fumiharu Nakamura: Innovator in Aqueous Ink Technology
Introduction
Fumiharu Nakamura is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of ink technology, particularly in the development of aqueous inks for inkjet printing. With a total of 7 patents to his name, Nakamura's work has greatly influenced the quality and efficiency of inkjet recording methods.
Latest Patents
Nakamura's latest patents include innovations such as an aqueous ink, an ink jet recording method, an ink cartridge, a recording unit, and an ink jet recording apparatus. His aqueous ink is designed to provide excellent image density and fixing ability, regardless of the recording medium used. This ink formulation ensures that white stripes do not occur even during high-speed recording. The composition includes water, a water-soluble organic solvent, a water-insoluble coloring material, a surfactant, and a poor medium for the coloring material or a salt. The dynamic surface tension of this ink is carefully calibrated to enhance performance, with specific measurements at different lifetimes.
Another notable patent involves an ink set that comprises both pigment and dye inks. The pigment ink is formulated with water, a surfactant, a self-dispersion pigment, and a poor medium for the pigment or a salt. This combination allows for high image density and superior bleeding resistance across various recording mediums.
Career Highlights
Fumiharu Nakamura is currently employed at Canon Kabushiki Kaisha, where he continues to innovate in the field of ink technology. His work has been instrumental in advancing the capabilities of inkjet printing, making it more efficient and effective for various applications.
Collaborations
Nakamura has collaborated with notable colleagues, including Kumiko Mafune and Mikio Sanada, to further enhance the development of ink technologies. Their combined expertise has contributed to the success of various projects within the company.
Conclusion
Fumiharu Nakamura's contributions to aqueous ink technology have established him as a key figure in the field of inkjet printing. His innovative patents and collaborative efforts continue to shape the future of printing 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.