Inventor · Midland, TX, US

Grey Bassinger

20Patents
12h-index
4Co-inventors
74Inventor score

Filing activity: Jun 14, 1974 → Apr 8, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6167959A Adjustable stuffing boxes for pump rods Fixed Constructions 57 Expired
US5636688A Self aligning stuffing box for pumpjack units Mechanical Engineering; Lighting; Heating 56 Expired
US4844181A Floating sub Fixed Constructions 48 Expired
US4106823A Borehole contacting apparatus for bottom hole assembly Fixed Constructions 20 Expired
US3964551A Pneumatic impact drilling tool Fixed Constructions 19 Expired
US4054180A Impact drilling tool having a shuttle valve Fixed Constructions 17 Expired
US5538080A Self aligning stuffing box for pumpjack units Fixed Constructions 17 Expired
US5343944A Self aligning stuffing box for pumpjack units Fixed Constructions 17 Expired
US4044844A Impact drilling tool Fixed Constructions 16 Expired
US6000469A Self aligning stuffing box and guide bushing assembly Fixed Constructions 14 Expired
US3970152A Mud actuated drilling tool Fixed Constructions 14 Expired
US4171025A Hydraulic shock absorbing method Fixed Constructions 12 Expired
US5803169A Rotary stuffing box and seal assembly Mechanical Engineering; Lighting; Heating 11 Expired
US4067405A Hydraulic shock absorber Fixed Constructions 10 Expired
US4303138A Earth drilling lubricated hydraulic shock absorber and method Emerging Cross-Sectional Technologies 10 Expired
US7377338B2 Downhole percussion tool Fixed Constructions 9 Active
US4227586A Roller reamer apparatus Fixed Constructions 9 Expired
US4398610A Roller reamer apparatus Fixed Constructions 5 Expired
US9291006B2 Downhole tool retainer and guide ring and methods of fabricating the same Emerging Cross-Sectional Technologies 3 Active
US9695647B2 Downhole tool retainer and guide ring Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.