DH

Donald H. Hutchins

HM Hutchins Manufacturing: 17 patents #1 of 6Top 20%
📍 Sierra Madre, CA: #16 of 216 inventorsTop 8%
🗺 California: #35,036 of 386,348 inventorsTop 10%
Overall (All Time): #277,462 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
8758095 Abrading or polishing tool with improved motor chamber Alme Hutchins, Paul D. Maldini 2014-06-24
7997959 Pneumatic tool having a rotor with a wear-resistant vane slot Jenni D. Hutchins 2011-08-16
7662027 Rotor with wear-resistant core for a power abrading or polishing tool 2010-02-16
6974370 Spindle lock for an orbital abrading or polishing tool 2005-12-13
6485360 Orbital sanding tool 2002-11-26
D438771 Orbital sanding or polishing tool 2001-03-13
6007412 Rotary abrading or polishing tool 1999-12-28
5735679 Device having porous rotor of sintered metal containing polytetrafluoroethylene 1998-04-07
5597348 Water feed for sanding tool 1997-01-28
5582541 Abrading tool with water feed and removal system 1996-12-10
5464366 Reciprocating abrading tool 1995-11-07
5445558 Wet sander 1995-08-29
5085012 Reciprocating abrading or polishing tool with improved suction system 1992-02-04
5001869 Reciprocating abrading or polishing tool with balancing counterweights 1991-03-26
4986036 Abrading or polishing tool 1991-01-22
4592170 Orbital abrading or polishing tool Alma A. Hutchins, Ronald Boord 1986-06-03
4228620 Abrading tool with wear plate 1980-10-21