Company Filing History:
Years Active: 2004-2014
Title: Innovations by Harumichi Tokuyama: A Focus on Mold Fastening Devices
Introduction
Harumichi Tokuyama, an innovative inventor based in Odawara, Japan, has made significant contributions to the field of manufacturing through his eight patents. His work predominantly focuses on mold fastening devices and lubrication condition detection, showcasing his proficiency in enhancing machine efficiency and performance.
Latest Patents
Among his recent inventions, Tokuyama has developed a mold fastening device and a method for controlling it. This device comprises a fixed die plate, a rear plate, and a movable die plate capable of back-and-forth motion, along with a toggle mechanism and a drive motor that powers a cross-head. The unique feature of this innovation is its ability to adjust the acceleration and deceleration rates of the cross-head according to the position of the movable die plate. This optimization allows the drive motor to maintain a constant output torque, significantly reducing the time required for opening and closing metal molds.
Another notable patent is his lubrication-condition detector, designed to identify lubricant shortages in machine components that undergo repetitive operations. The system utilizes a physical-quantity measuring unit to continuously monitor lubricant levels, paired with a computer that analyzes the data to ascertain the presence of a lubricant shortage. This innovative solution aims to enhance the reliability and efficiency of injection molding processes.
Career Highlights
Throughout his career, Tokuyama has been associated with prominent companies such as Toshiba Kikai Kabushiki Kaisha and Toshiba Machine Co., Ltd. His work in these esteemed organizations has provided him with extensive experience and insight into the demands of modern manufacturing technology.
Collaborations
In his journey of innovation, Tokuyama has collaborated with notable coworkers including Makoto Nishizawa and Hiroyuki Onuma. These partnerships have played a crucial role in advancing his projects and implementing practical solutions in the industry.
Conclusion
Harumichi Tokuyama exemplifies the impact of dedicated inventors in the realm of manufacturing. His patents, particularly in mold fastening devices and lubrication detection systems, not only reflect his technical expertise but also contribute significantly to improving operational efficiencies within various machines. As the industry continues to evolve, inventors like Tokuyama pave the way for future innovations that enhance productivity and reliability in manufacturing processes.