CH

Charles A. Haas

CM Cobbs Manufacturing: 21 patents #3 of 22Top 15%
📍 Des Moines, IA: #21 of 657 inventorsTop 4%
🗺 Iowa: #518 of 15,303 inventorsTop 4%
Overall (All Time): #198,877 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
D413293 Visor mirror Jerome Hartmann, Thomas R. Steinhagen 1999-08-31
5938160 Cupholder apparatus for attachment to a surface Jerome Hartmann, Thomas R. Steinhagen 1999-08-17
D393805 Clock/thermometer combo Thomas R. Steinhagen, John Spencer Schenken 1998-04-28
D392235 Lighted visor mirror Thomas R. Steinhagen, John E. Schenken, Jerome Hartmann 1998-03-17
D390147 Deer warning Jerome Hartmann, Thomas R. Steinhagen, John E. Shenken 1998-02-03
D389745 Combined clock and compass Thomas R. Steinhagen, John E. Schenken 1998-01-27
D389069 Combined clock, compass and thermometer Thomas R. Steinhagen, John E. Schenken 1998-01-13
D388953 Expandable key safe Jerome J. Hartman, Thomas R. Steinhagen, John E. Schenken 1998-01-13
D386092 Jumbo clock Thomas R. Steinhagen, John E. Schenken 1997-11-11
D385204 Thermometer Thomas R. Steinhagen, John E. Schenken 1997-10-21
D384290 Flip lid alarm clock Thomas R. Steinhagen, John E. Schenken 1997-09-30
D383983 Spot clock Thomas R. Steinhagen, John E. Schenken 1997-09-23
5560578 Adjustable holding device John E. Schenken, Jerome Hartmann 1996-10-01
5528837 Adjustable magnetic compass Jerome Hartmann, John E. Schenken 1996-06-25
D370403 Adjustable holder John E. Schenken, Jerome Hartmann 1996-06-04
D358759 Radar detector bracket John E. Schenken, Jerome Hartmann, C. Austin Greider 1995-05-30
5418518 Animal warning device John E. Schenken, Jerome Hartmann, Roy M. Johnson, C. Austin Greider, Alvadore J. Osborn 1995-05-23
D353117 Warning signal for diverting animals away from moving vehicles John E. Schenken, Jerome Hartmann, Roy M. Johnson 1994-12-06
D333843 Combined holder for note paper and a writing instrument Jerome Hartmann, John E. Schenken 1993-03-09
D330995 Drink holder Jerome J. Hartman, John E. Schenken, Herbert O. Dixon, Jr. 1992-11-17
5071096 Drink container stabilizing device Jerome Hartmann, John E. Schenken 1991-12-10
D278558 Covered vanity mirror John E. Shenken 1985-04-23