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| Patents for Herbert L. Parker | |||||
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| Number | Date | Patentee | Title | Type | |
| 501,482 | Jul. 11, 1893 | H.L. Parker, A.W. Meston | Revolving motor | ||
| 587,373 | Aug. 03, 1897 | H.L. Parker, C.R. Meston | Window-blower | ||
| 618,131 | Jan. 24, 1899 | H.L. Parker, C.R. Meston | Bearing for armature-shafts of electric motors | motor bearings | |