This inventor holds 2 USPTO granted patents. Top assignees: Institute Po Metaloznanie I Technologia Na Metalite, Nipki Po Technologia Na Materialite. Active years: 1978-1981.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
1 out of 21 
1 out of 1 Years Active: 1978-1981
Title: Evgeni Hristov Mateev: Innovator in Injection Molding Technology
Introduction
Evgeni Hristov Mateev is a notable inventor based in Pleven, Bulgaria. He has made significant contributions to the field of injection molding technology, holding 2 patents that showcase his innovative approach to manufacturing processes.
Latest Patents
Mateev's latest patents include a "Sprueless Plastic Material Injection Molding Injection Apparatus." This apparatus is designed for the sprueless injection molding of polymer parts. It features an injection mold with a part-forming cavity and an injection nozzle that cooperates with the mold. A selectively operated closing valve is integrated into the nozzle, which includes a movable valve member that interacts with a valve seat on the nozzle body. The design ensures that the forward end portion of the valve member seals the gate passage when in the closed position, allowing for precise control during the injection process.
Another significant patent is a "Method of Producing Molded Parts with a Smooth Noncellular Skin." This method involves generating gas counterpressure within the mold cavity while injecting foamable resin under pressure to prevent foaming. The process allows for the creation of molded articles with a smooth surface, enhancing the quality of the final product.
Career Highlights
Throughout his career, Evgeni Hristov Mateev has worked with esteemed organizations such as the Institute for Metal Science and Technology and the Institute for Material Technology. His experience in these institutions has contributed to his expertise in material science and injection molding techniques.
Collaborations
Mateev has collaborated with notable colleagues, including Angel Tonchev Balevski and Ivan Dimov Nikolov. Their joint efforts have likely fostered advancements in their respective fields, enhancing the innovation landscape in Bulgaria.
Conclusion
Evgeni Hristov Mateev stands out as a prominent inventor in the injection molding industry. His patents reflect a commitment to advancing manufacturing technologies, and his career highlights demonstrate his dedication to innovation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile