IP Library › Granted Patent US 4,637,707
Granted Patent Utility
US 4,637,707 · App. 06/668,731

Supplementary data copying method and original picture image recorder having supplementary data display means

Inventors: Seitaro Kasahara, Akira Sawaki, Shun Kawata
Patented Case View Patent ↗
Granted: Jan 20, 1987 Filed: Nov 6, 1984
Inventors
Seitaro Kasahara
Akira Sawaki
Shun Kawata
Assignee (at issue)
Konishiroku Photo Industry Co., 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 4,637,707
App. No.
06/668,731
Filed
1984-11-06
Granted
1987-01-20
Kind
A