Inventor · disambiguated record
Walter Spahn
Also filed as: SPAHN WALTER
3 granted patents·40 citations·filing 1974–1988
70Inventor score
Files withMESSER GRIESHEIM GMBH3
Top patents by PatentIndex Score
3 records- 0166US3992899ADevice for cooling bulk material by low-boiling liquefied gasMESSER GRIESHEIM GMBH·Filed 1975·Granted Nov 23, 1976·24 cites·13 claims
- 0240US4835974AProcess for the removal of impurities from exhaust gasesMESSER GRIESHEIM GMBH·Filed 1988·Granted Jun 6, 1989·12 cites·1 claims
- 0325US3948384ATransportation device for chilling goods in cooling tunnelsMESSER GRIESHEIM GMBH·Filed 1974·Granted Apr 6, 1976·4 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Walter Spahn 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 →