P

Inventor

HANSEL WILLIAM B

23 patents
⚠️ This page may combine multiple inventors who share the name “HANSEL WILLIAM B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUN OIL CO PENNSYLVANIA

15 patents
US4121635AOct 24, 1978

Interlock system for a gasoline dispensing nozzle

SUN OIL CO PENNSYLVANIA52 citations92
US4069838AJan 24, 1978

Fiber optic liquid level sensor

SUN OIL CO PENNSYLVANIA38 citations86
US4131215ADec 26, 1978

Dispenser with additive option

SUN OIL CO PENNSYLVANIA22 citations82
US3996977ADec 14, 1976

Automatic dispensing nozzle adapted for vapor recovery

SUN OIL CO PENNSYLVANIA21 citations82
US4300388ANov 17, 1981

Method for leakage measurement

SUN OIL CO PENNSYLVANIA21 citations76
US4281534AAug 4, 1981

Sensor for measuring leakage

SUN OIL CO PENNSYLVANIA11 citations74
US4058149ANov 15, 1977

Attitude valve for a gasoline dispensing nozzle with a vapor receiving system

SUN OIL CO PENNSYLVANIA18 citations74
US4040458AAug 9, 1977

Gasoline tank fillpipe adapter

SUN OIL CO PENNSYLVANIA10 citations74
US4023601AMay 17, 1977

Interlock system for a gasoline dispensing nozzle with a vapor receiving system

SUN OIL CO PENNSYLVANIA14 citations74
US3996975ADec 14, 1976

Pressure relief system

SUN OIL CO PENNSYLVANIA16 citations74
US3996976ADec 14, 1976

Chamber manifold for a hydrocarbon vapor recovery system

SUN OIL CO PENNSYLVANIA11 citations74
US3946773AMar 30, 1976

Automatic dispensing nozzle adapted for vapor recovery

SUN OIL CO PENNSYLVANIA13 citations74
US3958591AMay 25, 1976

Quick response float valve for use in vapor return lines

SUN OIL CO PENNSYLVANIA18 citations72
US3956439AMay 11, 1976

Method and apparatus for placing foamed plugs

SUN OIL CO PENNSYLVANIA5 citations63
US4040448AAug 9, 1977

Dispenser member for filling fluid storage containers

SUN OIL CO PENNSYLVANIA0 citations52

SUNTECH

7 patents

SUN PETROLEUM PRODUCTS COMPANY

1 patent