| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Belgium | 4 | |
| #2 | Canada | 4 | |
| #3 | Switzerland | 4 | |
| #4 | France | 4 | |
| #5 | United Kingdom | 4 | |
| #6 | United States | 4 | |
| #7 | Sweden | 3 | |
| #8 | Germany | 2 | |
| #9 | Italy | 2 | |
| #10 | Austria | 1 | |
| #11 | Australia | 1 | |
| #12 | Denmark | 1 | |
| #13 | Spain | 1 | |
| #14 | Ireland | 1 | |
| #15 | Netherlands | 1 | |
| #16 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Computer technology | |
| #2 | Machine tools | |
| #3 | Control | |
| #4 | Environmental technology | |
| #5 | Digital networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Levine Richard C | 7 |
| #2 | Mcfadden Daniel G | 7 |
| #3 | Levine R C | 6 |
| #4 | Levine Richard Carl | 5 |
| #5 | Mcfadden D G | 4 |
| #6 | Levine R | 3 |
| #7 | Richard Carl Levine | 1 |
| #8 | Levine Der C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1015452A | Method and apparatus for automatic optimal layout of shapes to be cut from material | |
| US3889876A | Apparatus and method for automatic splitting of die cavities | |
| US3818195A | Method and apparatus for controlling placement of split die cavities | |
| US3860803A | Automatic method and apparatus for fabricating progressive dies | |
| US3655917A | Frequency division multiplex system using the spectrum of a periodic synchronizing pulse for phase correction |