EN

Eiji Nagasaki

Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
📍 Kishiwada, JP: #16 of 108 inventorsTop 15%
Overall (All Time): #577,095 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8810920 Lens barrel Shinichi Iwasaki, Keiji Sakamoto, Kenji Sasaki, Fumio Shinano 2014-08-19
8441572 Imaging device Akio Konishi, Koichiro Hirabayashi, Keiji Sakamoto, Daisuke Ito 2013-05-14
6923402 Tape guide post mechanism Akio Konishi 2005-08-02
6863232 Tape tension controlling mechanism for magnetic recording/reproducing apparatus Akio Konishi 2005-03-08
6755333 Tape guide post mechanism Akio Konishi, Koichiro Hirabayashi 2004-06-29
6205006 Magnetic recording and reproducing apparatus with a rotary head cylinder unit supported with a predetermined pressure Koichiro Hirabayashi, Shigeo Ueda, Keishi Iwasaki 2001-03-20
6073826 Magnetic recording and reproducing apparatus and method for adjusting the tilt of a capstan shaft Koichiro Hirabayashi 2000-06-13
5636080 Magnetic recording/playback apparatus having a leaf-type resilient member which is provided between a guide post and a type loading member and is urged against the guide post Akio Konishi, Hideaki Yoshio, Tetsuki Asaoka, Yoshitada Moriyasu, Hiroshi Kurumatani +2 more 1997-06-03
5490019 Magnetic tape driving system having rotating member with increased angle of rotation Akio Konishi, Hideaki Yoshio, Tetsuki Asaoka, Yoshitada Moriyasu, Hiroshi Kurumatani +2 more 1996-02-06