| All Patents in class 81/177.4 |
Patents 31 -
34
of 34
      |
| Number | Date | Patentee | Title | Type |
| 5,904,080 | May 18, 1999 | P. Cassutti, W. Anderson | 8 in 1 Tool Bit Driver Hand Tool | screwdriver mechanisms |
| 5,963,999 | Oct. 12, 1999 | P.F. Lynch, J.A. Hufnagel, O. Stecyk, R. Andersen, J. Quinn, D.A. Swinden, W.A. Gardiner, R.L. Naas, D.A. Furth | Multi-purpose Folding Tool | combination tools |
| 6,128,981 | Oct. 10, 2000 | M.L. Petroske, D.A. Burda, B. Bondhus, M.D. Blackston, J.R. Bondhus | Folding hand tool set | wrench set holders |
| 6,378,407 | Apr. 30, 2002 | E. Purkapile | Multiblade Screwdriver | screwdriver blades |
