Inventor · disambiguated record
Clark R. Barker
Also filed as: BARKER CLARK R
4 granted patents·252 citations·filing 1978–1980
81Inventor score
Files withUNIV MISSOURI4
Top patents by PatentIndex Score
4 records- 0189US4317492AMethod and apparatus for drilling horizontal holes in geological structures from a vertical boreUNIV MISSOURI·Filed 1980·Granted Mar 2, 1982·136 cites·7 claims
- 0288US4369850AHigh pressure fluid jet cutting and drilling apparatusUNIV MISSOURI·Filed 1980·Granted Jan 25, 1983·92 cites·9 claims
- 0358US4265487AHigh pressure water jet mining machineUNIV MISSOURI·Filed 1979·Granted May 5, 1981·9 cites·6 claims
- 0448US4221271AWater jet cutting nozzle transition sectionUNIV MISSOURI·Filed 1978·Granted Sep 9, 1980·15 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →