| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 28 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Textiles and paper | |
| #4 | Machine tools | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Woven fabrics | |
| #5 | Locks | |
| #6 | Punching metal | |
| #7 | Special designs | |
| #8 | Metal wire processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hough Azel C | 15 |
| #2 | Ensign Robert H | 4 |
| #3 | Hough Azel Clarence | 4 |
| #4 | Steffen Leroy J | 4 |
| #5 | Steffen Le Roy J | 1 |
| #6 | Holloway Don C | 1 |
| #7 | Cardozo Jr Danforth | 1 |
| #8 | Dorwin Teague Walter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2861660A | Latch construction for sliding doors | |
| US2860697A | Accordion type folding door | |
| US2713897A | Handles for flexible doors | |
| US2713899A | Flexible doors | |
| US2188134A | Porch shade and operating mechanism | |
| US2034395A | Venetian blind support | |
| US1889226A | Venetian blind | |
| US1846228A | Venetian blind | |
| US1846202A | Slat shade | |
| US1899062A | Splint shade support | |
| US1816500A | Venetian blind | |
| US1829617A | Wood splint shade | |
| US1687092A | Venetian-blind appliance | |
| US1645951A | Woven-slat shade | |
| US1544320A | Tension device | |
| US1568605A | Method of and means for color striping wood strips | |
| US1551663A | Punch and guide therefor | |
| US1524621A | Shade construction | |
| US1492544A | Slat shade | |
| US1252113A | Shade-fixture. |