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| Patents for Gould Balance Valve Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 912,372 | Feb. 16, 1909 | W.F. Gould | Balanced Slide Valve | steam engine valves | |
| 992,349 | May 16, 1911 | W.F. Gould | Balanced Slide-Valve | steam engine valves | |
| 992,350 | May 16, 1911 | W.F. Gould | Balanced Valve | steam engine valves | |
| 1,014,591 | Jan. 09, 1912 | W.F. Gould | Balanced Valve | steam engine valves | |
| 1,014,592 | Jan. 09, 1912 | W.F. Gould | Balanced Valve | steam engine valves | |