| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 49 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 4 | |
| #4 | France | 3 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Electrical machinery and energy | |
| #3 | Telecommunications | |
| #4 | Digital networks | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Photographic composing devices | |
| #3 | Digital information transmission | |
| #4 | Selecting | |
| #5 | Unspecified technologies | |
| #6 | Dynamo-electric machines | |
| #7 | Shedding mechanisms | |
| #8 | Stamps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thompson Russell G | 29 |
| #2 | Crumrine Chester W | 23 |
| #3 | Bardwell Harold F | 2 |
| #4 | Dorsey Farnum F | 2 |
| #5 | Petz John L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1945837A | Remote control apparatus | |
| US2000201A | Apparatus for writing checks | |
| US1987276A | Apparatus for producing typewritten matter in two tones | |
| US1955578A | Typewriting machine | |
| US1873510A | Typewriting machine | |
| US1913735A | Remote control mechanism | |
| US1950762A | Typewriting machine | |
| US1873512A | Typewriting machine | |
| US1950761A | Typewriting machine | |
| US1940155A | Power driven typewriting machine | |
| US1996013A | Apparatus for remote control | |
| US1914705A | Typewriting machine | |
| US1934338A | Typewriting machine | |
| US1945097A | Typewriting machine | |
| US1987283A | Typewriting machine | |
| US1945836A | Typewriting machine | |
| US1942305A | Typewriting machine | |
| US1937048A | Typewriting machine | |
| US2089310A | Bookkeeping machine | |
| US1936466A | Typewriting machine |