DS

Donald C. Spann

SS Span-America Medical Systems: 9 patents #4 of 33Top 15%
📍 Greenville, SC: #93 of 1,770 inventorsTop 6%
🗺 South Carolina: #698 of 15,501 inventorsTop 5%
Overall (All Time): #260,725 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
5580504 Method of making a mattress overlay Daniel J. Schaefer, Thomas A. Krouskop 1996-12-03
5252278 Method of making a mattress overlay Daniel J. Schaefer, Thomas A. Krouskop 1993-10-12
5025519 Multi-section mattress overlay for systematized pressure dispersion Daniel J. Schaefer, Thomas A. Krouskop 1991-06-25
4862538 Multi-section mattress overlay for systematized pressure dispersion Daniel J. Schaefer, Thomas A. Krouskop 1989-09-05
4700447 Support pad and method of manufacture 1987-10-20
4603445 Support pad and method of manufacture 1986-08-05
4573456 Foam body support 1986-03-04
4482138 Body positioner 1984-11-13
4471952 Surgical body positioner and disposable topper 1984-09-18
4433678 Disposable orthopedic support 1984-02-28
4418514 Orthopedic support package and method 1983-12-06
D269917 Houshold cleaning mop 1983-07-26
4327714 Disposable orthopedic support 1982-05-04
RE30444 Orthopedic support 1980-12-09
4233700 Ventilated body positioner 1980-11-18
4214326 Body positioner and protection apparatus 1980-07-29
4210317 Apparatus for supporting and positioning the arm and shoulder Dorothy Sherry 1980-07-01
4185813 Surgical body positioner 1980-01-29