Granted Patent
Utility
US 5,837,421 · App. 08/904,267
Water-developable photosensitive resin composition
Inventors:
Kazunori Kanda, Koichi Ueda, Tadahiro Kakiuchi, Hisaichi Muramoto, Kenji Yasuda, Hozumi Sato, Katsuo Koshimura, Takashi Nishioka
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Jul 31, 1997
Inventors
Kazunori Kanda
Koichi Ueda
Tadahiro Kakiuchi
Hisaichi Muramoto
Kenji Yasuda
Hozumi Sato
Katsuo Koshimura
Takashi Nishioka
Assignees (at issue)
NIPPON PAINT HOLDINGS 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.