Inventor · disambiguated record
Walter Thomas Welsh
Also filed as: WELSH WALTER THOMAS
4 granted patents·1 pending application·116 citations·filing 1996–2006
79Inventor score
Files withWELSH WALTER THOMAS2
Top patents by PatentIndex Score
5 records- 0190US5894895AHeave compensator for drill shipsFiled 1996·Granted Apr 20, 1999·65 cites·23 claims
- 0275US7510028B2Drill pipe racking apparatusWELSH WALTER THOMAS·Filed 2006·Granted Mar 31, 2009·20 cites·16 claims
- 0358US6481931B1Cantilever supported drilling rigFiled 2000·Granted Nov 19, 2002·27 cites·4 claims
- 0450US7165759B2Crown block dead line anchorWELSH WALTER THOMAS·Filed 2005·Granted Jan 23, 2007·4 cites·17 claims
- 0533US2003111232A1Crown block shifting apparatus and methodFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →