This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation. Active years: 1982-2013.
Location History:
- Minami-ashigara, JP (1982)
- Shizuoka, JP (1989)
- Shizuoka-ken, JP (2000)
- Fujinomiya, JP (2011)
- Kanagawa, JP (1985 - 2013)
Company Filing History:
6 out of 16,458 
2 out of 16,893 
Years Active: 1982-2013
Title: Kunihiko Ohga: Innovator in Thermosensitive Recording Materials
Introduction
Kunihiko Ohga is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of thermosensitive recording materials, holding a total of 8 patents. His innovative work has paved the way for advancements in recording technology.
Latest Patents
Ohga's latest patents include a thermosensitive recording material that features a support with a type D durometer hardness of 40 or more, as defined in accordance with ISO 7619:2004. This material includes an undercoating layer with a dynamic microhardness at 25°C of 5.0 mN or less, along with a thermosensitive color-forming layer that contains an electron-donating dye precursor and an electron-accepting compound for thermal color formation. Another notable invention is a heat-sensitive recording material that comprises a heat-sensitive recording layer provided on a support, which includes hollow particles and a heat-sensitive coloring component.
Career Highlights
Throughout his career, Kunihiko Ohga has worked with notable companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation. His experience in these organizations has contributed to his expertise in the field of recording materials.
Collaborations
Ohga has collaborated with esteemed colleagues, including Shigeki Yokoyama and Keiso Saeki. Their combined efforts have further advanced the development of innovative recording technologies.
Conclusion
Kunihiko Ohga's contributions to thermosensitive recording materials have established him as a key figure in the field. His patents and collaborations reflect his dedication to innovation and excellence in technology.