Inventor · disambiguated record
Robert P. Koper
Also filed as: KOPER ROBERT P
7 granted patents·19 citations·filing 1989–1996
78Inventor score
Top patents by PatentIndex Score
7 records- 0135US4995315AMoney order imprinterPAYMASTER CORP·Filed 1989·Granted Feb 26, 1991·7 cites·30 claims
- 0234US5292283AMoney order imprinterPAYMASTER CORP·Filed 1992·Granted Mar 8, 1994·7 cites·16 claims
- 0329US5086697AInked ribbon cartridge for money order imprinterPAYMASTER CORP·Filed 1990·Granted Feb 11, 1992·4 cites·8 claims
- 0425US5611273ACheck writing machinePAYMASTER CORP·Filed 1994·Granted Mar 18, 1997·0 cites·20 claims
- 0524US5775217ACheck writing machine having an inked ribbonPAYMASTER TECHNOLOGIES INC·Filed 1996·Granted Jul 7, 1998·0 cites·7 claims
- 0624US5743181ACheck writing machinePAYMASTER TECHNOLOGIES INC·Filed 1996·Granted Apr 28, 1998·0 cites·6 claims
- 0723US5806998ACheck writing machinePAYMASTER TECHNOLOGIES INC·Filed 1996·Granted Sep 15, 1998·1 cites·45 claims
Join the waitlist — get patent alerts
Get an alert when Robert P. Koper files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →