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| Patents for Richard L. Hopper | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,637,061 | Oct. 28, 2003 | R.L. Hopper, G.A. Wridt, W.J. Woodruff, S.T. Spracklin | Combination Tool Assembly for Bicycles and Method of Using Same | ||
| D533,759 | Dec. 19, 2006 | R. Goergen, T. Whalen, R.L. Hopper | Dead Blow Hammer | hammers | |