| Patents Granted on 1991-??-?? |
Patents 1 -
15
of 50
      |
| Number | Date | Patentee | Title | Type |
| 4,982,509 | Jan. 08, 1991 | R.L. Wilson, B.D. Wixey, T.L. Panian, D.J. Luttmer | Measurement system having multiple display orientations | |
| 4,982,612 | Jan. 08, 1991 | N.C. Rittmann | Torque Wrench with Measurements Independent of Hand-Hold Position | torque wrenches |
| 4,987,701 | Jan. 29, 1991 | M.H. Humbert | Endless belt valve grinder | valve and seat maintenance |
| 4,988,244 | Jan. 29, 1991 | E.E. Kirkham, P.C. Sheldon | Six Axis Machine Tool | milling machines |
| 4,989,479 | Feb. 05, 1991 | R.C. White, A.D. Anderson | Plier Jaws | pliers |
| 4,990,037 | Feb. 05, 1991 | D.S. Strait | Portable Boring Machine | portable metal boring and drilling machines |
| 4,991,470 | Feb. 12, 1991 | R.P. Singleton | Socket Wrench With Improved Handle | |
| 4,991,503 | Feb. 12, 1991 | R.W. Morner | High pressure intaglio cantilever press | |
| 4,993,167 | Feb. 19, 1991 | D.L. Durfee, Jr. | Dressing Tool Gauge for Positioning Cutting Tools in Removable Head Type Dressers | measurement gauges |
| 4,993,289 | Feb. 19, 1991 | J.R. Parks | Drive Element with Drive Bore Having Compound Entry Surface | |
| 4,994,890 | Feb. 19, 1991 | D.J. Caldwell | Rectifier Structure with Individual Links | |
| 4,996,895 | Mar. 05, 1991 | R.B. Puig | Pocket hand corkscrew | mechanical cork extractors |
| 4,997,191 | Mar. 05, 1991 | D.J. Warner | Adjustable Shaft Seal and Method of Adjustment | shaft seals |
| 5,001,798 | Mar. 26, 1991 | H.F. Hamilton | Drive-on vehicle supporting arrangement | vehicle body and frame repairer |
| 5,004,984 | Apr. 02, 1991 | M.M. Crass, S.S. Rameshk, T.P. Becker | Magnetic Field Pickup Assembly for Diagnositics on Specific Engine | |
