Inventor
HAATAJA BRUCE A
US25 patents
⚠️ This page may combine multiple inventors who share the name “HAATAJA BRUCE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV MICHIGAN TECH
14 patentsUS5002713AMar 26, 1991
Method for compression molding articles from lignocellulosic materials
UNIV MICHIGAN TECH157 citations97
US4248820AFeb 3, 1981
Method for molding apertures in molded wood products
UNIV MICHIGAN TECH117 citations96
US4303019ADec 1, 1981
Articles molded from papermill sludge
UNIV MICHIGAN TECH82 citations95
US4248163AFeb 3, 1981
Pallet having densified edge and method of making same
UNIV MICHIGAN TECH99 citations94
US4440708AApr 3, 1984
Method for molding articles having non-planar portions from matted wood flakes
UNIV MICHIGAN TECH128 citations93
US4790966ADec 13, 1988
Method for forming a pallet with deep drawn legs
UNIV MICHIGAN TECH89 citations92
US4408544AOct 11, 1983
Molded wood particle pallet having increased bending strength
UNIV MICHIGAN TECH43 citations92
US4221751ASep 9, 1980
Articles molded from papermill sludge
UNIV MICHIGAN TECH46 citations92
US4469216ASep 4, 1984
Multiple funnel flake aligner for making a loosely felted mat of aligned wood flakes
UNIV MICHIGAN TECH40 citations91
US4337710AJul 6, 1982
Pallets molded from matted wood flakes
UNIV MICHIGAN TECH41 citations91
US5142994ASep 1, 1992
Pallet and apparatus for forming a pallet with deep drawn legs
UNIV MICHIGAN TECH31 citations89
US4384019AMay 17, 1983
Molded wood particle products including integrally joined intersecting members
UNIV MICHIGAN TECH24 citations82
US4470498ASep 11, 1984
Apparatus for making continuous lengths of composite wood material, the apparatus including rotating circular baffles
UNIV MICHIGAN TECH10 citations73
US4282910AAug 11, 1981
Fingerling shear
UNIV MICHIGAN TECH12 citations72
GFP STRANDWOOD CORP
6 patentsUS7008684B2Mar 7, 2006
Strandboard molding having holes at angles of 20 degrees to vertical or more
GFP STRANDWOOD CORP9 citations73
US6916523B2Jul 12, 2005
Wood strand molded parts having three-dimensionally curved or bent channels, and method for making same
GFP STRANDWOOD CORP9 citations73
US6843946B1Jan 18, 2005
Stepped punch for forming holes in molded wood strand parts
GFP STRANDWOOD CORP7 citations73
US6830797B2Dec 14, 2004
Wood strand molded part having holes with densified and thinner perimeters and method of making same
GFP STRANDWOOD CORP10 citations73
US6846553B2Jan 25, 2005
Wood strand molded parts salted with fines to improve molding detail, and method of making same
GFP STRANDWOOD CORP6 citations68
US7112295B1Sep 26, 2006
Method for simultaneously molding and shearing multiple wood strand molded parts
GFP STRANDWOOD CORP0 citations51