This inventor holds 4 USPTO granted patents. Top assignees: The Japan Steel Works, Ltd., Mazda Motor Corporation. Active years: 1988-1999.
Location History:
- Kanagawa, JP (1994)
- Yokohama, JP (1988 - 1999)
Company Filing History:
4 out of 450 
2 out of 4,746 
Years Active: 1988-1999
Title: Innovations of Toshiji Yoshida
Introduction
Toshiji Yoshida is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of extrusion-molding technology. With a total of 4 patents to his name, his work has had a considerable impact on manufacturing processes.
Latest Patents
Yoshida's latest patents include a "Method for extrusion-molding laminated parison and apparatus for the same." This invention provides a laminated-parison extrusion-molding apparatus that features a head body, a multi-ring structure with a spider, and an outer cylinder member. The design allows for the supply of an outer main material to achieve a uniform thickness in the outer main material layer. Another significant patent is the "Method of and apparatus for extrusion-molding a laminated parison." This apparatus includes a die head with multiple annular nozzles and various extruders, which work together to form a parison while mitigating stagnation of the barrier material.
Career Highlights
Throughout his career, Yoshida has worked with prominent companies such as The Japan Steel Works, Ltd. and Mazda Motor Corporation. His experience in these organizations has contributed to his expertise in the field of extrusion molding.
Collaborations
Yoshida has collaborated with notable coworkers, including Toshio Kagitani and Takao Motonaga. Their collective efforts have further advanced the innovations in their respective fields.
Conclusion
Toshiji Yoshida's contributions to extrusion-molding technology are noteworthy. His patents reflect a deep understanding of manufacturing processes and materials. His collaborations and career experiences have solidified his reputation as an influential inventor in Japan.