Inventor · disambiguated record
Siegfried Gügel
Also filed as: GUEGEL SIEGFRIED
4 granted patents·35 citations·filing 1985–2012
73Inventor score
Top patents by PatentIndex Score
4 records- 0166US4698474AWelding tongs for connecting two abutting pipe ends by arc weldingKRAFTWERK UNION AG·Filed 1985·Granted Oct 6, 1987·22 cites·10 claims
- 0264US8217295B2Method for producing a welded connection for use in a corrosive environmentBRUECKNER ERHARD·Filed 2007·Granted Jul 10, 2012·3 cites·9 claims
- 0344US4757935AMethod and device for flushing the inside surface of a pipe in the vicinity of a welded seamKRAFTWERK UNION AG·Filed 1986·Granted Jul 19, 1988·9 cites·13 claims
- 0443US8539673B2Method and device for machining a sealing seat of a shut-off valveGUEGEL SIEGFRIED·Filed 2012·Granted Sep 24, 2013·1 cites·18 claims
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