Inventor · disambiguated record

Friedbert Gelzer

Also filed as: GELZER FRIEDBERT

2 granted patents·10 citations·filing 1991–1991

54Inventor score

Technology areasG01R H01J

Files withSIEMENS NIXDORF INF SYST2

Top patents by PatentIndex Score

2 records

0138US5210424ACooling means for components in a vacuum chamberSIEMENS NIXDORF INF SYST·Filed 1991·Granted May 11, 1993·8 cites·6 claims
0221US5216360AVacuum-tight signal lines in a testing apparatus for componentsSIEMENS NIXDORF INF SYST·Filed 1991·Granted Jun 1, 1993·2 cites·2 claims

Join the waitlist — get patent alerts

Get an alert when Friedbert Gelzer 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 →