Inventor · disambiguated record
Ralph M. Chitwood
Also filed as: CHITWOOD RALPH · CHITWOOD RALPH M
10 granted patents·506 citations·filing 1980–1998
93Inventor score
Top patents by PatentIndex Score
10 records- 0187US5569175APivotable cervical traction/stretch and neck curve support deviceGLACIER CROSS INC·Filed 1994·Granted Oct 29, 1996·73 cites·17 claims
- 0287US5441479ACervical traction deviceGLACIER CROSS INC·Filed 1993·Granted Aug 15, 1995·73 cites·28 claims
- 0381US5052378APortable traction apparatusGLACIER CROSS INC·Filed 1989·Granted Oct 1, 1991·64 cites·76 claims
- 0477US5454781AInflatable cervical traction/stretch deviceGLACIER CROSS INC·Filed 1994·Granted Oct 3, 1995·47 cites·22 claims
- 0573US4722511AToilet lift truckCHITWOOD RALPH·Filed 1985·Granted Feb 2, 1988·47 cites·4 claims
- 0652US5916185AInflatable cervical traction or stretch deviceGLACIER CROSS INC·Filed 1997·Granted Jun 29, 1999·56 cites·4 claims
- 0750US5709649ANeck curvature alignment deviceGLACIER CROSS INC·Filed 1996·Granted Jan 20, 1998·53 cites·19 claims
- 0850US4375137AFishing lure holderERBERICH BETTY LOUISE C·Filed 1980·Granted Mar 1, 1983·14 cites·6 claims
- 0948US5662597AGravity traction deviceGLACIER CROSS INC·Filed 1995·Granted Sep 2, 1997·49 cites·4 claims
- 1041US6045525APneumatic lumbar traction deviceGLACIER CROSS INC·Filed 1998·Granted Apr 4, 2000·30 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →