Inventor
CRABB RICHARD J
US9 patents
⚠️ This page may combine multiple inventors who share the name “CRABB RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CASE CORP
6 patentsUS6109193AAug 29, 2000
Seed planter apparatus and method
CASE CORP100 citations98
US6564730B2May 20, 2003
Seed planter apparatus and method
CASE CORP83 citations97
US6401638B1Jun 11, 2002
Seed planter apparatus and method
CASE CORP49 citations96
US6325005B1Dec 4, 2001
Seed planter apparatus and method
CASE CORP15 citations92
US6514303B2Feb 4, 2003
Rotary air screen for a work machine
CASE CORP21 citations90
US6374759B1Apr 23, 2002
Seed planter apparatus and method
CASE CORP8 citations73