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| Patents for John P. Healy | |||||
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| Number | Date | Patentee | Title | Type | |
| 243,770 | Jul. 05, 1881 | J.E. Woodbridge, F.N. Gardner | Holder for Grinding Tools | grinding attachments | |
| 449,609 | Mar. 31, 1891 | H. Green | Spirit-Level | levels | |
| 470,497 | Mar. 08, 1892 | W.S. Loveland, E.C. Henn | Journal | metalworking machine mechanisms | |
| 505,815 | Oct. 03, 1893 | G.J. Capewell | Nail-Puller | nail extractors | |
| 572,406 | Dec. 01, 1896 | G.J. Capewell | Combination Tool | combination tools | |