Location History:
- Kingsville, MO (US) (1983 - 1987)
- Lee's Summit, MO (US) (1986 - 1990)
Company Filing History:
12 out of 31 
2 out of 98 
1 out of 832,718 Years Active: 1983-1990
Title: Donald D Foster: Innovator and Patent Holder
Introduction:
In the realm of innovations and patents, Donald D Foster has made remarkable contributions. Hailing from Kingsville, MO (US), Foster has successfully obtained 15 patents throughout his career. Let us delve into his latest patents, career highlights, collaborations, and recognize his expertise in the field.
Latest Patents:
One of Foster's recent inventions is the "Elastomeric valve and piston structure for product dispenser." This patent involves an elastomeric piston member for semi-viscous liquid dispensers. It includes a priming valve structure and a check valve structure, which allow efficient product discharge from the pumping chamber. The design optimization and manufacturing considerations make this invention a notable advancement in the world of product dispensers.
Another noteworthy patent of Foster's is the "Product dispenser with shiftable closure blade." This invention relates to a compact product dispenser for cosmetics, specifically creams and lotions. The dispenser features a rotatable locking ring that prevents accidental actuation while also allowing full product flow when desired. The inclusion of a closure element aids in preserving product quality and preventing drying or hardening.
Career Highlights:
Donald D Foster has distinguished himself within various companies throughout his career, two notable ones being Realex Corporation and Calmar Inc. (formerly Calmar Dispensing Systems). Within these organizations, he has showcased his expertise in product design, engineering, and innovation.
Collaborations:
Foster's accomplishments in the field of innovations and patents were not achieved in isolation. Alongside his own contributions, he has collaborated with esteemed coworkers, including David G Moore and Robert N Hills. These collaborations have undoubtedly facilitated the development of groundbreaking inventions and expanded his own knowledge base.
Conclusion:
Donald D Foster stands as an exemplary innovator and patent holder. With 15 patents to his name, including the recent elastomeric valve and piston structure for product dispensers, Foster has made significant contributions to the industry. His work with reputable companies like Realex Corporation and Calmar Inc. further solidify his expertise and influence in the field. With his creative problem-solving skills and collaboration with talented coworkers, Foster's inventions continue to shape the landscape of product dispensers and beyond.