Inventor
SAKAMOTO TETSUO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO FILM CO LTD
7 patentsUS5774747AJun 30, 1998
Method and apparatus for controlling exposure of camera
FUJI PHOTO FILM CO LTD114 citations97
US6208809B1Mar 27, 2001
Camera with motor-driven lens barrel
FUJI PHOTO FILM CO LTD24 citations91
US6349173B1Feb 19, 2002
Camera with motor-driven lens barrel
FUJI PHOTO FILM CO LTD14 citations83
US6389232B2May 14, 2002
Method and apparatus for controlling exposure of camera
FUJI PHOTO FILM CO LTD12 citations81
US5678098AOct 14, 1997
Method and apparatus for controlling exposure of camera
FUJI PHOTO FILM CO LTD12 citations81
US6496651B2Dec 17, 2002
Method and apparatus for controlling exposure of camera
FUJI PHOTO FILM CO LTD6 citations72
US6275659B1Aug 14, 2001
Method and apparatus for controlling exposure of camera
FUJI PHOTO FILM CO LTD7 citations72
NIPPON STEEL CORP
4 patentsUS4975190ADec 4, 1990
Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same
NIPPON STEEL CORP16 citations81
US4968331ANov 6, 1990
Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same
NIPPON STEEL CORP19 citations81
US5116504AMay 26, 1992
Organic polymer separation membrane having fluorene skeleton and oxygen enrichment device utilizing same
NIPPON STEEL CORP9 citations72
US4906550AMar 6, 1990
Method of producing polydiacetylene thin film
NIPPON STEEL CORP6 citations61