| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Denmark | 2 | |
| #5 | Norway | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Australia | 1 | |
| #8 | Brazil | 1 | |
| #9 | Canada | 1 | |
| #10 | Finland | 1 | |
| #11 | Hungary | 1 | |
| #12 | Ireland | 1 | |
| #13 | Poland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Electrical machinery and energy | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Manufacturing processes | |
| #2 | Special electric heating or lighting | |
| #3 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Steitz William R | 13 |
| #2 | Carle Richard C | 11 |
| #3 | Flavell James Alan | 6 |
| #4 | Duly Raymond Kenneth | 6 |
| #5 | Flavell James A | 2 |
| #6 | Duly Raymond K | 2 |
| #7 | Seifried George B | 1 |
| #8 | Waterworth Thomas H | 1 |
| #9 | Bradley Robert O | 1 |
| #10 | Steitz W R Carle R C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5125002A | Furnace electrode protector | |
| GB8920206D0 | Glass melting furnace,and method of operating a furnace | |
| BR8307507A | Process for controlling the temperature of a paste in melting of an oven; appliance for conditioning a paster in melting of a foundation oven, conditioner; glass modeling plant | |
| US4424071A | Molten mass temperature conditioner | |
| US4246433A | Square glass furnace with sidewall electrodes | |
| US3634588A | Electric glass furnace | |
| GB702008A | Method of calcination of calcium or magnesium carbonate | |
| GB656566A | Method of and apparatus for feeding batch materials to furnaces |