Inventor · disambiguated record
Douglas B. Walter
Also filed as: WALTER DOUGLAS · WALTER DOUGLAS B
4 granted patents·1 pending application·37 citations·filing 1990–2009
73Inventor score
Files withBADER ERIC1BELL & HOWELL PHILLIPSBURG1GRAPHIC MAN ASSOCIATES INC1MULLER MARTINI MAILROOM SYSTEM1WALTER DOUGLAS B1
Top patents by PatentIndex Score
5 records- 0184US6907316B2Insert machineGRAPHIC MAN ASSOCIATES INC·Filed 2003·Granted Jun 14, 2005·20 cites·15 claims
- 0259US5103982ACheck stager-feederBELL & HOWELL PHILLIPSBURG·Filed 1990·Granted Apr 14, 1992·15 cites·9 claims
- 0356US7577494B2Insert machineMULLER MARTINI MAILROOM SYSTEM·Filed 2005·Granted Aug 18, 2009·2 cites·5 claims
- 0447US2007270010A1Portable hand loom and weaving methodWALTER DOUGLAS B·Filed 2007·Application pending·0 cites
- 0545US8838266B2Insert machineBADER ERIC·Filed 2009·Granted Sep 16, 2014·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →