IP Library › Granted Patent US 4,395,987
Granted Patent Utility
US 4,395,987 · App. 06/256,184

Distribution type fuel injection apparatus

Inventors: Masayoshi Kobayashi, Kenji Okamoto
Patented Case View Patent ↗
Granted: Aug 2, 1983 Filed: Apr 21, 1981
Inventors
Masayoshi Kobayashi
Kenji Okamoto
Assignee (at issue)
Diesel Kiki 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 4,395,987
App. No.
06/256,184
Filed
1981-04-21
Granted
1983-08-02
Kind
A