Company Filing History:
2 out of 151 
2 out of 817 Years Active: 1989-1996
Title: Hirohisa Senzaki: Innovator in Manganese Dioxide Manufacturing
Introduction
Hirohisa Senzaki is a notable inventor based in Takehara, Japan. He has made significant contributions to the field of materials science, particularly in the manufacturing of manganese dioxide and metallic cadmium powder. With a total of 4 patents to his name, Senzaki's work has had a lasting impact on various industrial applications.
Latest Patents
Senzaki's latest patents include a process for preparing metallic cadmium powder and a method of manufacturing manganese dioxide. One of his innovative methods involves the production of manganese dioxide containing 0.05 to 2.0 parts by weight of phosphorus. This process consists of introducing a manganese sulfate solution and sulfuric acid as an electrolyte into an electrolytic cell. He adds at least one member selected from phosphoric acid, phosphorous acid, hypophosphorous acid, and compounds thereof to the electrolyte. The electrolysis is carried out at a bath temperature of 92 to 100 degrees Celsius, resulting in the electrodeposition of phosphorus-containing manganese dioxide on the cathode.
Career Highlights
Throughout his career, Hirohisa Senzaki has worked with prominent companies such as Mitsui Kinzoku Kogyo Kabushiki Kaisha and Mitsui Mining & Smelting Co., Ltd. His expertise in materials science has allowed him to develop innovative processes that enhance the efficiency and effectiveness of manganese dioxide production.
Collaborations
Senzaki has collaborated with notable individuals in his field, including Kanetaro Sannohe and Yoshio Sohama. These collaborations have contributed to the advancement of technologies related to his patents and have fostered innovation in the industry.
Conclusion
Hirohisa Senzaki's contributions to the field of materials science, particularly in manganese dioxide manufacturing, highlight his innovative spirit and dedication to advancing technology. His patents and collaborations reflect a commitment to excellence in his work.