YT

Yasuhiko Tanaka

FC Fuji Photo Optical Co.: 5 patents #3 of 122Top 3%
Fujitsu Limited: 1 patents #992 of 3,085Top 35%
HI Hitachi: 1 patents #1,533 of 3,950Top 40%
TW The Japan Steel Works: 1 patents #2 of 22Top 10%
PA Panasonic: 1 patents #77 of 397Top 20%
Overall (2002): #3,355 of 266,432Top 2%
7
Patents 2002

Issued Patents 2002

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6491448 Camera having a lens cover 2002-12-10
6466747 Structure of manual operation button 2002-10-15
6435739 Camera having a spring loaded mechanism for driving a light-shielding door member 2002-08-20
6419453 Steam turbine rotor shaft Yutaka Fukui, Hiroyuki Doi, Masahiko Arai, Ryo Hiraga, Kenichiro Nomura +1 more 2002-07-16
6382081 Reciprocating compressor Ikutomo Umeoka, Ichiro Kita, Masataka Oda 2002-05-07
6356717 Flexible circuit board Minoru Ishiguro, Yukio Okazaki 2002-03-12
6341201 Remotely controllable camera system Minoru Ishiguro, Fumio Iwai, Yasuhiro Nishitani, Kazuhisa Horikiri 2002-01-22