| Patents for Phillip E. Schlangen |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| D413,554 | Sep. 07, 1999 | P.E. Schlangen | Powered wheelchair | |
| D431,502 | Oct. 03, 2000 | P.E. Schlangen | Wheelchair with vertically adjustable seat | |
| D445,726 | Jul. 31, 2001 | P.E. Schlangen | Combined wheelchair arm rest and compartment | |
| 6,375,209 | Apr. 23, 2002 | P.E. Schlangen | Powered wheelchair | |
| D473,826 | Apr. 29, 2003 | P.E. Schlangen, P.R. Lawson, W.L. Eshleman | Modular person transport chair | |
| 6,929,275 | Aug. 16, 2005 | P.E. Schlangen | Person transport wheelchair | |
| D526,068 | Aug. 01, 2006 | P.E. Schlangen, P.R. Lawson, W.L. Eshleman | Beam | |
