Individual holder
THOMAS DELBERT D
4 granted patents·175 citations·filing 1977–1993
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
4 records- 0190US4501644AApparatus for the selective retorting of carbonaceous materialsTHOMAS DELBERT D·Filed 1982·Granted Feb 26, 1985·82 cites·7 claims
- 0281US4347119AHorizontal oil shale and tar sands retortTHOMAS DELBERT D·Filed 1980·Granted Aug 31, 1982·37 cites·15 claims
- 0375US5363610ASeismic anchorTHOMAS DELBERT D·Filed 1993·Granted Nov 15, 1994·52 cites·20 claims
- 0442US4146460AOil shale retort apparatus and processTHOMAS DELBERT D·Filed 1977·Granted Mar 27, 1979·4 cites·17 claims
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