Location History:
- Funabashi, JA (1976 - 1978)
- Funabashi, JP (1979)
- Miyashiro, JP (1983 - 1985)
- Saitama, JP (1980 - 1988)
Company Filing History:
13 out of 341 
1 out of 3,600 
1 out of 11 Years Active: 1976-1988
Title: Kinjiro Matsunaga: Pioneering Innovations in Hair Care
Introduction
Kinjiro Matsunaga, an esteemed inventor from Miyashiro, Japan, has made significant contributions to the field of hair care with a total of 14 patents. His innovative approaches to hair treatment compositions reflect a deep understanding of the chemistry behind hair care products, driving advancements in the industry.
Latest Patents
Among Matsunaga’s latest patents is a unique hair rinse composition that features a combination of cationic surface active agents and decomposition derivatives of keratin materials. This composition utilizes hydrolysates of keratin, alkali salts of decomposition products obtained by oxidation, and other derivatives, all dissolved in a suitable solvent to enhance hair care. Another notable invention is a pre-shampoo type hair treatment composition, which also incorporates similar decomposition derivatives from keratin materials, offering a powerful treatment to consumers when applied before shampooing.
Career Highlights
Matsunaga’s journey in the hair care industry includes significant tenures at reputable companies such as Kao Soap Company, Ltd. and Nippon Peroxide Co., Ltd. His roles in these companies have positioned him as a key figure impacting the formulation and development of innovative hair care products, further establishing his presence as an inventor in this sector.
Collaborations
Throughout his career, Matsunaga has collaborated with notable colleagues such as Yunosuke Nakagawa and Takeo Okumura. These collaborations have allowed for shared knowledge and the pooling of expertise, enhancing the innovations emerging from their joint efforts in the realm of hair care.
Conclusion
Kinjiro Matsunaga's contributions to the field of hair care through his multiple patents demonstrate a profound commitment to innovation. His ongoing work continues to shape the landscape of hair treatment products, promising advancements that benefit consumers seeking effective hair care solutions.
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.