John William Oldfield

Title: Innovations by John William Oldfield from St. Helens, GB

Introduction

John William Oldfield is a notable inventor based in St. Helens, GB, recognized for his contributions to the field of coated glazing technologies. With a total of four patents to his name, Oldfield's work significantly enhances the performance and utility of glass substrates in various applications.

Latest Patents

Among his latest patents, Oldfield has developed innovative advancements such as:

1. **Coated Glazing** - This invention features a transparent glass substrate with a sophisticated coating that includes multiple layers. The layers consist of a first layer with a refractive index exceeding 1.6, an optional second layer with a lower refractive index, a third layer containing tin dioxide doped with antimony, niobium, and/or neodymium, and lastly, a photocatalytic fourth layer based on titanium dioxide.

2. **Toughenable Coated Substrate** - This patent pertains to a toughenable coated float glass substrate, elaborating on a preparation method and its uses. The substrate features a first surface treated with chemical vapor deposition (CVD) and a second surface with physical vapor deposition (PVD), including at least one functional metal layer. The design ensures a transmission b* color value of less than or equal to 3, along with an external reflection b* value of less than or equal to −5.

Career Highlights

Oldfield's career is marked by his role at Pilkington Group Limited, a leading company in glass manufacturing. His inventive spirit and dedication to innovation have allowed him to push the boundaries of glass technology, making significant contributions that reflect both his expertise and vision.

Collaborations

Throughout his career, Oldfield has had the opportunity to collaborate with esteemed colleagues, including John Andrew Ridealgh and John Buckett. These partnerships have facilitated the exchange of ideas and fostered a collaborative environment aimed at advancing glass technology.

Conclusion

In conclusion, John William Oldfield stands out as an influential inventor with a focus on coated glazing innovations. His patents not only demonstrate his scientific ingenuity but also contribute to advancements in the field of materials science. As he continues to work with Pilkington Group Limited and collaborate with talented peers, Oldfield remains a key figure in the evolution of glass technologies.