Location History:
- Kawagoe, JP (1988 - 1992)
- Kyoto-fu, JP (2002)
- Tokyo, JP (2000 - 2015)
Company Filing History:
5 out of 68 
2 out of 3 
1 out of 200 Years Active: 1988-2015
Title: The Innovative Contributions of Osamu Oka
Introduction
Osamu Oka is a notable inventor based in Kawagoe, Japan. He has made significant contributions to the field of biotechnology, particularly in the development of yeast extracts and ammonia elimination reagents. With a total of 7 patents to his name, Oka's work has had a considerable impact on food technology and environmental science.
Latest Patents
One of Oka's latest patents is for a high-zinc yeast extract, which includes a method for producing the extract by suspending zinc-containing yeast in a solution with carboxylic acids. This innovative method not only produces a high-zinc-content yeast extract but also contributes to maintaining the green color of vegetables. Another significant patent is for an ammonia elimination liquid reagent, which features a thermo-resistant isocitrate dehydrogenase. This reagent is capable of eliminating ammonia in a remarkably short time, making it valuable for biological assays.
Career Highlights
Throughout his career, Osamu Oka has worked with prominent companies such as Oriental Yeast Co., Ltd. and Oriental Electric Company, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in his field.
Collaborations
Oka has collaborated with notable individuals in his industry, including Minoru Ohashi and Kenichi Numazawa. These partnerships have fostered a creative environment that has led to the development of his innovative patents.
Conclusion
Osamu Oka's contributions to biotechnology through his patents and collaborations highlight his role as a significant inventor in Japan. His work continues to influence advancements in food technology and environmental solutions.