IP Library › Granted Patent US 5,502,497
Granted Patent Utility
US 5,502,497 · App. 08/470,449

Television broadcasting method and system enabling picture broadcasting from the transmitting equipment to the receiving equipment using alternative broadcasting system standards

Inventors: Kimiya Yamaashi, Masayuki Tani, Koichiro Tanikoshi, Masayasu Futakawa, Shinya Tanifuji, Atsushi Kawabata, Norito Watanabe, Kazunari Maeda
Patented Case View Patent ↗
Granted: Mar 26, 1996 Filed: Jun 6, 1995
Inventors
Kimiya Yamaashi
Masayuki Tani
Koichiro Tanikoshi
Masayasu Futakawa
Shinya Tanifuji
Atsushi Kawabata
Norito Watanabe
Kazunari Maeda
Assignee (at issue)
HITACHI, LTD.

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,502,497
App. No.
08/470,449
Filed
1995-06-06
Granted
1996-03-26
Kind
A