Granted Patent
Utility
US 4,564,573 · App. 06/634,173
Electrostatic image forming toner
Inventors:
Hideaki Morita, Takahira Kasuya, Goichi Yamakawa, Makoto Tomono, Isao Furuta, Minoru Tsuneyoshi
Patented Case
View Patent ↗
Granted: Jan 14, 1986
Filed: Jul 24, 1984
Inventors
Hideaki Morita
Takahira Kasuya
Goichi Yamakawa
Makoto Tomono
Isao Furuta
Minoru Tsuneyoshi
Assignees (at issue)
Konishiroku Photo Industry Co., Ltd.
Japan Synthetic Rubber 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.