Location History:
- Aichi, JP (1984)
- Nagoya, JP (1981 - 1990)
Company Filing History:
Years Active: 1981-1990
Title: Hajimu Yamamoto: Innovator in Pharmaceutical Compounds
Introduction
Hajimu Yamamoto is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of pharmaceuticals, particularly through his innovative patents. With a total of 3 patents, Yamamoto's work focuses on developing compounds that have therapeutic effects.
Latest Patents
One of his latest patents is a complex of tea-leaf extract and active aluminum hydroxide. This invention utilizes extract of tea leaves or (-)-epigallocatechin gallate as the principal ingredient, forming a complex with active aluminum hydroxide. Animal tests using rats have established that these complexes exhibit therapeutic effects for gastric ulcers, such as pylorus-ligated ulcers and indomethacin-induced ulcers when administered orally. Additionally, tests were conducted to evaluate the effect on gastric juice secretion and the acute toxicity of these complexes using rats and mice as test subjects.
Another significant patent by Yamamoto involves novel thiopyranopyrimidine compounds and their pharmaceutically acceptable acid addition salts. These compounds demonstrate excellent hypoglycemic activity, platelet aggregation inhibitory activity, antihistamine activity, and anti-allergy activity. They are useful for the prevention and treatment of various disorders caused by diabetes and allergies.
Career Highlights
Throughout his career, Hajimu Yamamoto has worked with reputable companies such as Maruko Seiyaku Co., Ltd. and Mitsui Norin Co., Ltd. His experience in these organizations has contributed to his expertise in pharmaceutical innovations.
Collaborations
Yamamoto has collaborated with notable coworkers, including Sachio Ohno and Kiyoshi Mizukoshi. Their combined efforts have further advanced the research and development of innovative pharmaceutical compounds.
Conclusion
Hajimu Yamamoto's contributions to the field of pharmaceuticals through his patents highlight his innovative spirit and dedication to improving health outcomes. His work continues to influence the development of effective treatments for various medical conditions.