| Patents for Matthew M. Crass |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 5,004,984 | Apr. 02, 1991 | M.M. Crass, S.S. Rameshk, T.P. Becker | Magnetic Field Pickup Assembly for Diagnositics on Specific Engine | |
| 5,412,312 | May 02, 1995 | R.D. Braun, M.M. Crass | Frequency and Instantaneous Voltage Level Meter | |
| 5,589,644 | Dec. 31, 1996 | M.M. Crass, T.P. Becker, D.J. Iwinski, R.J. Niesen, G.A. Putney | Torque-Angle Wrench | torque wrenches |
| 5,610,327 | Mar. 11, 1997 | M.M. Crass, M.A. Hoferitza, T.P. Becker | Knock Sensor-Triggered Timing Light with Visible Laser Retro-Reflecting Control | |
| 5,763,764 | Jun. 09, 1998 | D.J. Caldwell, E.T. Gisske, R.D. Braun, M.M. Crass, T.P. Becker, M.J. Hasenberg, D. Mieczkowski | Evaporative Emission Tester | |
| 6,222,342 | Apr. 24, 2001 | T.P. Becker, M.M. Crass, M.R. Mowry, D.M. Eggert | Jump Start Battery Pack and Enclosure Therefor | |
| 6,252,378 | Jun. 26, 2001 | T.P. Becker, M.M. Crass | Usage Counter for Portable Jump-Starting Battery Unit | |
