Inventor

MACCALLUM JAMES R

GB2 patents

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

SECR DEFENCE BRIT

1 patent

US5196484AMar 23, 1993

Polymeric ion conductors

SECR DEFENCE BRIT38 citations84

SHELL OIL CO

1 patent

US7354531B2Apr 8, 2008

Polymer electrolyte composition

SHELL OIL CO10 citations79