Inventor · disambiguated record
Dai S. Choi
Also filed as: CHOI DAI S · CHOI DAI-SHIK
8 granted patents·120 citations·filing 1974–1986
88Inventor score
Top patents by PatentIndex Score
8 records- 0180US4265570AMine roof controlCONOCO INC·Filed 1979·Granted May 5, 1981·27 cites·13 claims
- 0278US4318302AMethod of determining mine roof stabilityCONOCO INC·Filed 1978·Granted Mar 9, 1982·26 cites·1 claims
- 0360US3948055AMethod for controlling stress and increasing the strength of support members in coal minesCONTINENTAL OIL CO·Filed 1974·Granted Apr 6, 1976·9 cites·9 claims
- 0452US4496191ASelective mining from horizontal holesCONOCO INC·Filed 1982·Granted Jan 29, 1985·16 cites·4 claims
- 0544US4610416ABook holderCHOI DAI S·Filed 1984·Granted Sep 9, 1986·16 cites·6 claims
- 0641US4278363ARock bolt and installation systemCONOCO INC·Filed 1979·Granted Jul 14, 1981·10 cites·7 claims
- 0734US4728778ACooking apparatusCHOI DAI S·Filed 1986·Granted Mar 1, 1988·14 cites·3 claims
- 0829US4009578AMethod for preventing fluid migration in coal seamsCONTINENTAL OIL CO·Filed 1975·Granted Mar 1, 1977·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →