| All Patents in class 81/460 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 1,371,965 | Mar. 15, 1921 | P. York | Port Plug Wrench | automotive specialty wrenches |
| 1,380,562 | Jun. 07, 1921 | M. Keating | Valve Plug Remover | |
| 1,908,081 | May 09, 1933 | J.P. Thompson | Screw driver | screwdrivers |
| 2,046,837 | Jul. 07, 1936 | H.F. Phillips | Means for Uniting a Screw with a Driver | |
| 2,046,838 | Jul. 07, 1936 | H.F. Phillips | Screw Driver | screwdrivers |
| 2,046,840 | Jul. 07, 1936 | T.M. Fitzpatrick, H.F. Phillips | Screw Driver | screwdrivers |
| 2,066,372 | Jan. 05, 1937 | J.J. Tomalis | Method of Making Dies or Punches | metal punches |
| 2,507,231 | May 09, 1950 | L.D. Tomalis, administratrix, J.J. Tomalis, estate of (deceased) | Screw Driver Having Cruciform Bit | screwdriver blades |
| 2,522,217 | Sep. 12, 1950 | L.J. Wendling, H.G. Fischer | Composite bit device for screw drivers and the like | screwdriver blades |
| D160,645 | Oct. 24, 1950 | J.V. Milo | Tank Cap Tool | wrenches |
| 4,970,922 | Nov. 20, 1990 | B. Krivec | Torque Driving Tool and Retainer for Driven Member | |
| 5,251,521 | Oct. 12, 1993 | D.A. Burda, M.D. Blackston | TORX-compatible elliptical driver | wrench set holders |
| 5,408,905 | Apr. 25, 1995 | C.D. Thompson, F. Mikic | Tiltable Ball-Type Driver | |
