Inventor
ROBERTSON KEITH B
US5 patents
⚠️ This page may combine multiple inventors who share the name “ROBERTSON KEITH B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEOPOST INC
3 patentsUS6240403B1May 29, 2001
Method and apparatus for a modular postage accounting system
NEOPOST INC26 citations90
US6938018B2Aug 30, 2005
Method and apparatus for a modular postage accounting system
NEOPOST INC9 citations71
US6356919B1Mar 12, 2002
Method and apparatus for redundant postage accounting data files
NEOPOST INC1 citations50