Inventor · disambiguated record
Ronald J. Fischer
Also filed as: FISCHER RONALD J
2 granted patents·61 citations·filing 1990–1990
65Inventor score
Technology areasE21B
Files withOTIS ENG CO2
Top patents by PatentIndex Score
2 records- 0163US5146994APacking assembly for use with reeled tubing and method of operating and removing sameOTIS ENG CO·Filed 1990·Granted Sep 15, 1992·41 cites·24 claims
- 0245US5000265APacking assembly for use with reeled tubing and method of operating and removing sameOTIS ENG CO·Filed 1990·Granted Mar 19, 1991·20 cites·105 claims
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