History of CoorsTek innovations and inventions from 1920-2020.

1. A CENTURY
OF INNOVATION
A CENTURY
OF INNOVATION

2. 1920s 1930s
Aparatus for forming spark-plug
insulators.
Coffee-maker with removable
brewing vessels.
A CENTURY OF INNOVATION
INVENTED BY: Grover C. Coors
Coors Porcelain Co.
INVENTED BY: Adolph Coors, Jr.
Coors Porcelain Co.

3. 1940s
Ball mill liners.
1950s
One-piece thin-walled metal
container and method of making.
A CENTURY OF INNOVATION
INVENTED BY: Benjamin Landes
James Morris
Coors Porcelain Co.
INVENTED BY: Gaggini Torello
Coors Porcelain Co.

4. 1960s 1970s
Method for making curved ceramic
plates.
Method for manufacturing a
transparent ceramic body.
A CENTURY OF INNOVATION
INVENTED BY: Wilbur Herbert
Coors Porcelain Co.
INVENTED BY: Donald Roy
Franklin Stermole
Coors Porcelain Co.

5. 1980s 1990s
Graphite loaded silicon carbide
and methods for making.
Method for producing cast tape
finish on a dry-pressed substrate.
A CENTURY OF INNOVATION
INVENTED BY: James Zellner
Robert Martin
Coors Porcelain Co.
INVENTED BY: Eric Wilkins
CoorsTek, Inc.

6. 2000s 2010s
Wafer paddle for semiconductor
industry. (Design Patent)
A CENTURY OF INNOVATION
INVENTED BY: Robert Braga
CoorsTek, Inc.
Preparation of yttria-stabilized
zirconia reaction sintered products.
INVENTED BY: Ruthie Swartzlander
W. Grover Coors
CoorsTek, Inc.
This document is subject to the Export Administration Regulations and does not contain licensable technology but is EAR99. EAR NC Log # 20-DR-019.