| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Optics | |
| #3 | Audio-visual technology | |
| #4 | Foods and drinks | |
| #5 | Transport | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Hairstyling and cosmetic | |
| #2 | Optical systems | |
| #3 | Advertising | |
| #4 | Cameras | |
| #5 | Domestic washing | |
| #6 | Food proteins | |
| #7 | Rail vehicle suspensions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Charles Lewis | 6 |
| #2 | Miller Rudolph A | 1 |
| #3 | Lewis Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2410086A | Comb | |
| US2343015A | Cinematographic camera | |
| GB555408A | Improvements in or relating to stereoscopic apparatus | |
| GB540671A | Improvements in or relating to cinematographic cameras | |
| US1829228A | Comb | |
| GB269347A | Improvement in four wheeled tram car side frames and the location of springs on same | |
| US1606734A | Hair comb | |
| US1448630A | Rotary brush | |
| US1439248A | Comb | |
| US922015A | Multiple sign. |