| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Belgium | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Canada | 1 | |
| #6 | Finland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Unspecified technologies | |
| #3 | Manufacturing processes | |
| #4 | Grinding or polishing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hordis Victor A | 2 |
| #2 | Hordis C K | 2 |
| #3 | Hordis Charles K | 1 |
| #4 | Hall Alvin R | 1 |
| #5 | Hordis Charles Kramer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR2166035A1 | Light shield - for double glazing seal | |
| GB1378046A | Combined window and louver construction | |
| CA943007A | Combined window and louver construction | |
| US3629980A | Multiglazed window unit | |
| US3553910A | Grinding apparatus | |
| US3402038A | Apparatus for heating and tempering glass sheets |