Location History:
- Nigata, JP (1994 - 1997)
- Joetsu, JP (1997 - 1999)
- Niigata-ken, JP (1997 - 2000)
Company Filing History:
9 out of 5,975 
8 out of 37 Years Active: 1994-2000
Title: Taira Homma: Innovator in Xanthan Gum Production
Introduction
Taira Homma is a notable inventor based in Joetsu, Japan, recognized for his contributions to the field of biotechnology, particularly in the production and purification of xanthan gum. With a total of nine patents to his name, Homma has made significant advancements that enhance the efficiency and effectiveness of xanthan gum production processes.
Latest Patents
Among his latest innovations is an apparatus for the production of xanthan gum. This fermenter is equipped with an upper helical impeller and a lower turbine impeller, which work in tandem to optimize the fermentation process. The helical impeller features a pair of vertically spaced arms that extend from the agitator shaft in opposite directions, arranged in a twisted configuration, with at least one shearing paddle bridging these arms. The turbine impeller consists of a rotating disc with at least one turbine blade attached, facilitating improved mixing and aeration.
Another significant patent involves a process for purifying xanthan gum using alkaline protease and lysozyme. This method allows for the heat treatment of a xanthan gum fermented broth, followed by sequential treatment with alkaline protease and lysozyme, or vice versa. The result is a clear aqueous solution of xanthan gum that can be obtained without complex procedures. The purified xanthan gum can achieve a transmittance of at least 80% in a 0.3% aqueous solution, showcasing the effectiveness of this purification process.
Career Highlights
Taira Homma has worked with prominent companies in the chemical and biotechnology sectors, including Shin-Etsu Chemical Co., Ltd. and Shin-Etsu Bio, Inc. His experience in these organizations has contributed to his expertise in xanthan gum production and purification technologies.
Collaborations
Throughout his career, Homma has collaborated with esteemed colleagues such as Shigehiro Nagura and Kanji Murofushi. These partnerships have likely fostered innovation and the exchange of ideas, further enhancing his contributions to the field.
Conclusion
Taira Homma's work in the production and purification of xanthan gum has led to significant advancements in biotechnology. His innovative patents and collaborations reflect his commitment to improving industrial processes and contribute to the ongoing development of this important biopolymer.