Inventor
OLTMAN JOHN E
17 patents
⚠️ This page may combine multiple inventors who share the name “OLTMAN JOHN E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RAY O VAC CORP
11 patentsUS5591541AJan 7, 1997
High steel content thin walled anode can
RAY O VAC CORP38 citations96
US5587259ADec 24, 1996
Metal-air cathode and cell having a hardened current collecting substrate
RAY O VAC CORP40 citations96
US4343869AAug 10, 1982
Seal for metal-air batteries
RAY O VAC CORP81 citations96
US5567538AOct 22, 1996
Metal-air cell having thin-walled anode and cathode cans
RAY O VAC CORP63 citations95
US4649090AMar 10, 1987
Seal tab for a metal-air electrochemical cell
RAY O VAC CORP51 citations95
US5582932ADec 10, 1996
Tempered thin-walled cathode can
RAY O VAC CORP21 citations91
US5582930ADec 10, 1996
High energy density metal-air cell
RAY O VAC CORP19 citations91
US4687714AAug 18, 1987
Case for metal/air electrochemical cells, and cells and lantern batteries thereof
RAY O VAC CORP56 citations91
US4591539AMay 27, 1986
Metal-air cathode button cell
RAY O VAC CORP53 citations91
US5650246AJul 22, 1997
Metal-air cathode and cell having a hardened current collecting substrate
RAY O VAC CORP12 citations82
US5637117AJun 10, 1997
Method of hardening a metal current collecting strip of an air cathode and a method of making a button type battery
RAY O VAC CORP8 citations73