| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 26 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Chemical engineering | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Upholstering equipment | |
| #3 | Drying solid materials by removing liquid |
| # | Name | Total Patents |
|---|---|---|
| #1 | Davis Fred M | 6 |
| #2 | Julius Kramer | 3 |
| #3 | Gilda John Rudolph | 2 |
| #4 | Metzger Charles T | 2 |
| #5 | Kramer Julius | 2 |
| #6 | Bartlett Harry D | 2 |
| #7 | Svebilius Henry M | 1 |
| #8 | Anton Schmidt | 1 |
| #9 | Holst George A | 1 |
| #10 | Lowery Louis H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2876461A | Sofa bed folding mechanism | |
| US2876462A | Convertible sofa bed | |
| US2412628A | Sofa bed | |
| US1740865A | Cushion-stuffing machine | |
| US1439173A | Drier | |
| US1297714A | Knockdown furniture. | |
| US1278491A | Knockdown davenport. | |
| US1490329A | Spring seat | |
| US1386397A | Convertible furniture | |
| US1260367A | Convertible furniture. | |
| US1274532A | Convertible furniture. | |
| US1216443A | Convertible furniture. | |
| US1192137A | Convertible furniture. | |
| US1270384A | Sofa-bed. | |
| US1295443A | Convertible furniture. | |
| US1296612A | Sofa-bed. | |
| US1258991A | Sofa-bed. | |
| US1268099A | Sofa-bed. | |
| US1271725A | Sofa-bed. | |
| US1140368A | Sofa-bed. |