Inventor

WATTERS DONALD J

US3 patents

⚠️ This page may combine multiple inventors who share the name “WATTERS DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NU KOTE INT INC

2 patents

US6714228B1Mar 30, 2004

Ink ribbon cartridge with C-shaped sideplates

NU KOTE INT INC17 citations80

US6659664B1Dec 9, 2003

Ink ribbon cartridge with expandable sideplates

NU KOTE INT INC10 citations69

BURROUGHS CORP

1 patent

US4569609AFeb 11, 1986

Print ribbon comprising a frictional back layer

BURROUGHS CORP6 citations59