Company Filing History:
2 out of 730 
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Years Active: 1984-1990
Title: Hiroshi Kawauchi: Innovator in Fish Growth Hormones
Introduction
Hiroshi Kawauchi is a notable inventor based in Iwate, Japan. He has made significant contributions to the field of aquaculture through his innovative research on fish growth hormones. With a total of 3 patents to his name, Kawauchi's work has the potential to revolutionize the industry.
Latest Patents
One of his latest patents involves the isolation of a fish growth hormone from an organ culture broth of the pituitary gland of eels. This invention includes a recombinant DNA that encodes the eel growth hormone polypeptide, along with a microorganism that contains this recombinant DNA. This technology can be utilized for the mass production of eel growth hormone. Another significant patent pertains to a fish growth hormone derived from a purified extract obtained from the pituitary gland of salmonoid fish. This hormone is characterized by specific physicochemical properties that enhance its effectiveness.
Career Highlights
Throughout his career, Hiroshi Kawauchi has worked with prominent companies such as Kyowa Hakko Kogyo Co., Ltd. and Kaken Pharmaceutical Company, Ltd. His experience in these organizations has contributed to his expertise in the field of biotechnology and aquaculture.
Collaborations
Kawauchi has collaborated with notable colleagues, including Kazuo Yamaguchi and Kunikatsu Shirahata. These partnerships have fostered a collaborative environment that has led to innovative advancements in fish growth hormone research.
Conclusion
Hiroshi Kawauchi's contributions to the field of fish growth hormones highlight his innovative spirit and dedication to advancing aquaculture. His patents and collaborations reflect a commitment to improving fish production methods, which could have lasting impacts on the industry.