This inventor holds 4 USPTO granted patents. Top assignees: Nipro Corporation, Nissho Corporation, Rohto Pharmaceutical Co., Ltd.. Active years: 2001-2014.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 386 
1 out of 120 
1 out of 82 
Years Active: 2001-2014
Title: Masakazu Mameta: Innovator in Container Technology
Introduction
Masakazu Mameta is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of container technology, holding a total of 4 patents. His innovative designs focus on enhancing the functionality and efficiency of containers for various applications.
Latest Patents
One of his latest patents is a twistable container for elevating a solid stick. This elevating container features an elliptically shaped main tube and a non-circularly shaped movable support unit that moves upwardly or downwardly along the inner surface of the storage tube without rotating. A driving unit is fitted to the main tube to rotate in threaded engagement with the support unit without moving vertically. The design includes a seal section at the lower end of the inner peripheral surface of the storage tube and a sealing cylinder at the lower end of the support unit, ensuring an airtight fit. Additionally, positioning ribs and notches are incorporated to correct any circumferential misalignment between the main tube and the support unit.
Another significant invention is a liquid container designed to transfer liquids germ-free in a simple manner and with minimal residual solution after transfer. This container includes a vessel main body with a mouth portion closed by an easily breakable closing member. A hollow needle member is pivotably crowned on the mouth portion, featuring a knob-containing portion with a protrusion that joins the knob when pivoted.
Career Highlights
Masakazu Mameta has worked with prominent companies such as Nipro Corporation and Rohto Pharmaceutical Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative container solutions.
Collaborations
Throughout his career, Mameta has collaborated with talented individuals, including Yoshihisa Hama and Minoru Sano. These collaborations have likely enriched his work and led to the development of groundbreaking inventions.
Conclusion
Masakazu Mameta stands out as an innovative inventor in the field of container technology. His patents reflect a commitment to improving the functionality and efficiency of containers, making significant contributions to the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile