Granted Patent
Utility
US 5,268,390 · App. 07/889,224
Method for preventing the growth of microorganisms in citrus fruits
Inventors:
Hirotoshi Kitagawa, Ryoji Kitahata, Buhei Kohno, Yasushi Sekiyama, Yuichi Mizukami
Patented Case
View Patent ↗
Granted: Dec 7, 1993
Filed: May 27, 1992
Inventors
Hirotoshi Kitagawa
Ryoji Kitahata
Buhei Kohno
Yasushi Sekiyama
Yuichi Mizukami
Assignees (at issue)
Green Cross Corporation
Kabushikikaisha Daiki
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.