Natural stone sealer compositions

Assignee

• Questech

Inventors

• Barry Culkin (2 patents)
• Roger Questel (11 patents)
• Robert Harrington (2 patents)
• Douglas Croteau (4 patents)
• Paul Thottathil (39 patents)
• Purushoth Kesavan (2 patents)
• John M. Ryan (22 patents)
• Satyabrata Mukherjee (11 patents)

View full patent text on Google Patents →