P

Inventor

ASTLES DAVID P

GB4 patents
⚠️ This page may combine multiple inventors who share the name “ASTLES DAVID P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHELL RES LTD

3 patents
US5139563AAug 18, 1992

Herbicidal compounds

SHELL RES LTD15 citations68
US5158599AOct 27, 1992

Sulphonamide herbicides

SHELL RES LTD2 citations59
US5231072AJul 27, 1993

Sulphonamide herbicides

SHELL RES LTD0 citations38

SHELL INT RESEARCH

1 patent
US5071468ADec 10, 1991

Triazolopyrimidine herbicides

SHELL INT RESEARCH32 citations89