| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 252 | |
| #2 | United Kingdom | 15 | |
| #3 | Canada | 7 | |
| #4 | France | 7 | |
| #5 | Germany | 5 | |
| #6 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines | |
| #3 | Medical technology | |
| #4 | Mechanical elements | |
| #5 | Measurement | |
| #6 | Electrical machinery and energy |
| # | Name | Total Patents |
|---|---|---|
| #1 | John Kiewicz | 42 |
| #2 | Kiewicz John | 40 |
| #3 | Reece Franklin A | 19 |
| #4 | Hagelstein Christian H T | 16 |
| #5 | Zaleski Frank | 15 |
| #6 | Putnam John P | 13 |
| #7 | Pikul Joseph H | 11 |
| #8 | Read Fred A | 10 |
| #9 | Connors John W | 9 |
| #10 | Carlson Axel F | 9 |
| Publication | Filing date | Title |
|---|---|---|
| GB584443A | Improvements in or relating to map scales | |
| US2386976A | Method of flattening curly polymerized styrene sheets | |
| US2396929A | Time indicator | |
| US2376006A | Navigation instrument | |
| US2367187A | Stop mechanism operating means | |
| US2352681A | Button clamp | |
| US2354559A | Buttonhole sewing machine | |
| US2357131A | Navigation instrument | |
| US2343999A | Variable inductor | |
| US2328668A | Sewing machine | |
| US2289038A | Pilotage watch | |
| US2340391A | Buttonhole sewing machine | |
| US2346241A | Work clamping mechanism | |
| US2292432A | Sewing machine | |
| US2201449A | Sewing machine | |
| US2187235A | Sewing machine | |
| US2187248A | Sewing machine | |
| US2250696A | Sewing mechanism | |
| US2201453A | Variable inductor | |
| US2218770A | Shuttle mechanism |