Individual holder
LEJEUNE ROBERT J
US·5 granted patents·79 citations·filing 2004–2023
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0183US8757268B2Self centering downhole float valve for vertical and lateral wellsLEJEUNE ROBERT J·Filed 2011·Granted Jun 24, 2014·11 cites·12 claims
- 0272US7188688B1Down-hole tool filter and method for protecting such tools from fluid entrained debrisLEJEUNE ROBERT J·Filed 2004·Granted Mar 13, 2007·42 cites·15 claims
- 0367USD1062998SThreaded float valve adapterLEJEUNE ROBERT J·Filed 2023·Granted Feb 18, 2025·3 cites·1 claims
- 0465USD580009SOil and gas tubular joint filterLEJEUNE ROBERT J·Filed 2008·Granted Nov 4, 2008·15 cites·1 claims
- 0562US7980330B1Well tubular, retrievable joint strainer and methodLEJEUNE ROBERT J·Filed 2008·Granted Jul 19, 2011·8 cites·9 claims
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