Inventor · disambiguated record
Emanuel Kulhanek
Also filed as: KULHANEK EMANUEL
6 granted patents·1 pending application·61 citations·filing 1981–2007
82Inventor score
Technology areasE21B
Top patents by PatentIndex Score
7 records- 0161US7383879B2Well string injection system and methodTECH OILWELL TECHNOLOGIES INC·Filed 2005·Granted Jun 10, 2008·7 cites·12 claims
- 0258US4372379ARotary drive assembly for downhole rotary pumpCOROD MFG LTD·Filed 1981·Granted Feb 8, 1983·34 cites·4 claims
- 0348US6575241B2Downhole communication apparatusTECH ENERGY SERVICES INC C·Filed 2001·Granted Jun 10, 2003·16 cites·9 claims
- 0442US7318482B2Balanced continuous well string injection unitTECH OILWELL TECHNOLOGIES INC·Filed 2005·Granted Jan 15, 2008·1 cites·10 claims
- 0534US7032676B2Well string injection system and methodTECH ENERGY SERVICES INC C·Filed 2003·Granted Apr 25, 2006·1 cites·2 claims
- 0633US2008017388A1Well string injection system and methodKULHANEK EMANUEL·Filed 2007·Application pending·0 cites
- 0732US8056639B2Well string injection system and methodKULHANEK EMANUEL·Filed 2001·Granted Nov 15, 2011·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →