BEARDSLEY ELMER OSCAR has a total of 28 patent applications. Its first patent ever was published in 1919. It filed its patents most often in Switzerland, Austria and Spain. Its main competitors in its focus markets materials and metallurgy are PIPHER EDWARD, RHEINISCH WESTFAELISCHES GUSSW and ETABLISSEMENTS A UTARD SOC D.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 12 | |
| #2 | Austria | 9 | |
| #3 | Spain | 6 | |
| #4 | Greece | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Foundry moulding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Elmer Oscar Beardsley | 12 |
| #2 | Walter Francis Piper | 12 |
| #3 | Piper Walter Francis | 10 |
| #4 | Beardsley Elmer Oscar | 9 |
| #5 | Beardsley Eluer Oscar | 1 |