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| Patents for Electric Specialty Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,957,551 | May 08, 1934 | F.M. Nierlich | Electric motor | induction motors | |
| 2,674,710 | Apr. 06, 1954 | A.C. Pitman | Reversing control system | motor controls | |
| 2,846,540 | Aug. 05, 1958 | F.R. Neal | Centrifugal electrical circuit interrupting device | centrifugal motor switches | |