Granted Patent
Utility
US 5,495,362 · App. 08/417,675
Photoperiodic circuit amplification control apparatus
Inventors:
Tatuhiko Takatu, Kazuo Aida, Kiyoshi Nakagawa
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Apr 6, 1995
Inventors
Tatuhiko Takatu
Kazuo Aida
Kiyoshi Nakagawa
Assignees (at issue)
Ando Electric Co., Ltd.
NIPPON TELEGRAPH AND TELEPHONE 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.