Inventor · disambiguated record
Ernst Emil Ruch
Also filed as: RUCH ERNST E · RUCH ERNST EMIL
2 granted patents·55 citations·filing 1997–1998
65Inventor score
Top patents by PatentIndex Score
2 records- 0160US6611985B1Cleaning card for magnetic track and chip card read/write devices and method for producing said cleaning cardECS AG·Filed 1998·Granted Sep 2, 2003·25 cites·19 claims
- 0259US6156407ACleaning card for magnetic strip and chip card read-write devices, method for the production of said cardsWINCOR NIXDORF GMBH & CO KG·Filed 1997·Granted Dec 5, 2000·30 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Ernst Emil Ruch 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 →