Inventor

TULK JOHN S

US2 patents

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

OSRAM SYLVANIA INC

1 patent

US5858277AJan 12, 1999

Aqueous phosphor coating suspension for lamps

OSRAM SYLVANIA INC19 citations86

GTE PROD CORP

1 patent

US5378398AJan 3, 1995

Method of treating europium activated strontium tetraborate phosphor

GTE PROD CORP7 citations70