Assignee
- Pilkington Glass Limited
- Flachglas Aktiengesellschaft
- Libbey-Owens-Ford
- Nippon Sheet Glass Company, Limited
Inventors
- Alan Charles Woodward (6 patents)
- Hans-Dieter Funk (2 patents)
- Richard A. Herrington (21 patents)
- Kazunori Yuki (3 patents)