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| Patents for William C. Coate | |||||
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| Number | Date | Patentee | Title | Type | |
| EP-28,945 | May 20, 1981 | W.C. Coate | Automatic Tool Changer for a Lathe | tool changers and storage mechanisms | |
| 4,330,928 | May 25, 1982 | W.C. Coate | Automatic Tool Changer for a Lathe | tool changers and storage mechanisms | |
| 4,457,065 | Jul. 03, 1984 | W.C. Coate | Automatic Tool Changer for a Lathe | workpiece changers and storage mechanisms | |
| 4,497,410 | Feb. 05, 1985 | W.C. Coate | Automatic Tool Changer for a Lathe | tool changers and storage mechanisms | |