Company Filing History:
1 out of 53 
1 out of 1,858 
Years Active: 1987-1989
Title: Hiromu Shirakawa: Innovator in Pharmaceutical Coating Technology
Introduction
Hiromu Shirakawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pharmaceutical technology, particularly in the area of coating apparatus for tablets. With a total of 2 patents, his innovations have enhanced the efficiency and effectiveness of tablet coating processes.
Latest Patents
Shirakawa's latest patents include a Coating Apparatus and a Tablet Coating Apparatus. The Coating Apparatus is designed for coating pharmaceutical tablets with materials such as sugar. It features a cylindrical rotary coating pan where tablets are charged and tumbled. This apparatus includes at least one perforated area for ventilating hot gas to dry the sugar coating. The perforated area is covered by baffle members that are hollow tubes, designed to prevent raw materials from leaking.
The Tablet Coating Apparatus also serves a similar purpose, utilizing a cylindrical rotary drum for the same coating process. It includes a baffle plate that contacts the inner surface of the drum, with a ventilating opening that allows hot gas to flow through. This design ensures that the tablets are effectively coated while maintaining the integrity of the materials used.
Career Highlights
Throughout his career, Hiromu Shirakawa has worked with prominent companies in the pharmaceutical industry, including Freund Industrial Co., Ltd. and Takeda Chemical Industries, Inc. His experience in these organizations has contributed to his expertise in developing innovative coating technologies.
Collaborations
Shirakawa has collaborated with notable coworkers such as Shimesu Motoyama and Masakazu Gotou. These partnerships have likely played a role in advancing his research and development efforts in the field of pharmaceutical coatings.
Conclusion
Hiromu Shirakawa's contributions to pharmaceutical technology through his innovative coating apparatuses have made a significant impact on the industry. His work continues to influence the efficiency of tablet coating processes, showcasing the importance of innovation in pharmaceuticals.