Granted Patent
Utility
US 6,281,625 · App. 09/294,502
Fluorescent lamp with specific protective film
Inventors:
Hirokazu Tachibana, Yoshinori Otaka, Toyokazu Amano, Fumihiro Inagaki
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Apr 20, 1999
Inventors
Hirokazu Tachibana
Yoshinori Otaka
Toyokazu Amano
Fumihiro Inagaki
Assignee (at issue)
Matsushita Electronics Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.