P

Inventor

DOPP ROBERT B

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

RAY O VAC CORP

23 patents
US5733676AMar 31, 1998

Metal-air cathode can and electrochemical cell made therewith

RAY O VAC CORP58 citations96
US5587259ADec 24, 1996

Metal-air cathode and cell having a hardened current collecting substrate

RAY O VAC CORP40 citations96
US5378562AJan 3, 1995

Method of making air cathode material having catalytically active manganese compounds of valance state +2

RAY O VAC CORP56 citations96
US5308711AMay 3, 1994

Metal-air cathode and cell having catalytically active manganese compounds of valence state +2

RAY O VAC CORP92 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
US5795667AAug 18, 1998

Metal-air cathode can, and electrochemical cell made therewith

RAY O VAC CORP53 citations93
US6248463B1Jun 19, 2001

Metal-air cathode can and electrochemical cell made therewith

RAY O VAC CORP19 citations92
US5904998AMay 18, 1999

Metal-air cathode can and electrochemical cell made therewith

RAY O VAC CORP23 citations92
US4791034ADec 13, 1988

Sealing sleeve

RAY O VAC CORP40 citations92
US4369568AJan 25, 1983

Method for manufacturing cells utilizing centrifuging techniques

RAY O VAC CORP41 citations92
US5932367AAug 3, 1999

Low mercury, high discharge rate electrochemical cell

RAY O VAC CORP17 citations91
US5582930ADec 10, 1996

High energy density metal-air cell

RAY O VAC CORP19 citations91
US4591539AMay 27, 1986

Metal-air cathode button cell

RAY O VAC CORP53 citations91
US6087030AJul 11, 2000

Electrochemical cell anode and high discharge rate electrochemical cell employing same

RAY O VAC CORP35 citations90
US5721065AFeb 24, 1998

Low mercury, high discharge rate electrochemical cell

RAY O VAC CORP19 citations90
US4857424AAug 15, 1989

Zinc alkaline electrochemical cells with reduced mercury anodes

RAY O VAC CORP25 citations86
US5650246AJul 22, 1997

Metal-air cathode and cell having a hardened current collecting substrate

RAY O VAC CORP12 citations82
US4617242AOct 14, 1986

Organic siliconate additive for alkaline zinc electrochemical cells

RAY O VAC CORP24 citations82
US4999265AMar 12, 1991

Alkaline cells containing fluorescent dyes

RAY O VAC CORP11 citations74
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
US5958615ASep 28, 1999

Metal-air cathode can, and electrochemical cell made therewith

RAY O VAC CORP3 citations59

OMEGA ENERGY SYSTEMS LLC

2 patents

EVEREADY BATTERY INC

1 patent

ELECTRIC FUEL LTD E F L

1 patent

UPJOHN CO

1 patent

(unassigned)

1 patent