This inventor holds 2 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1985-1986.
Company Filing History:
Years Active: 1985-1986
Title: Innovations of Hans C De Willigen
Introduction
Hans C De Willigen is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of thermoplastic materials, holding 2 patents that showcase his innovative approach to manufacturing processes.
Latest Patents
One of his latest patents is a method of pressing an article of a thermoplastic material. This invention relates to a method and apparatus for press forming an article of a thermoplastic material. In accordance with the method, a charge of molten material is deposited in a mould, and the central axis of a pressing plunger and the mould are aligned. After this alignment, a pressing operation is performed, with the alignment being interrupted just before the end of the pressing operation. The apparatus comprises a frame, a mould, and a plunger, which is connected to a guide mechanism that is movably connected to the frame and can be coupled rigidly to the mould by coupling means.
Another significant patent involves a rectilinear guide comprising a first member with a second member coaxially movable within it. One of the members includes bearing elements, while the other member features axial guide surfaces on which the bearing elements can move. These surfaces are disposed in planes that contain the coinciding central axes of the two members.
Career Highlights
Hans C De Willigen has worked with U.S. Philips Corporation, where he has been able to apply his innovative ideas in a corporate setting. His work has contributed to advancements in manufacturing techniques and materials processing.
Collaborations
Throughout his career, Hans has collaborated with notable colleagues such as Willem Van Der Hoek and Piet C Van Rens. These collaborations have likely enriched his work and led to further innovations in his field.
Conclusion
Hans C De Willigen is a distinguished inventor whose work in thermoplastic materials has led to valuable patents and advancements in manufacturing processes. His contributions continue to influence the industry and inspire future innovations.