YK

Yoshihiro Koyanagi

Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
KC Kashiwara Seitai Co.: 6 patents #1 of 7Top 15%
FC Fuji Photo Optical Co.: 4 patents #132 of 509Top 30%
AI Air-Paq: 1 patents #7 of 9Top 80%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
UC Ucc Ueshima Coffee Co.: 1 patents #5 of 20Top 25%
Overall (All Time): #175,154 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
8277910 Structure of fluid container and method and apparatus for producing the fluid container Katsutoshi Yoshifusa, Kenneth Nakagawa 2012-10-02
7297387 Air-filling cushioning material and method for manufacturing the same 2007-11-20
7249612 Mounting structure of an open/close valve in a sealed body 2007-07-31
7222570 Planographic printing plate supply unit including carrying roller with hollow convex portions Yoshinori Kawamura, Kikuo Matsuba, Kazuoki Komiyama 2007-05-29
7066331 Cubic cushioning material and production method thereof Yoshihumi Koyanagi 2006-06-27
6935238 Image recording material conveying device and automatic image recording system Yoshinori Kawamura, Takashi Koizumi, Kazuoki Komiyama 2005-08-30
6865987 Sheet-shaped material positioning device and printing plate precursor exposure device Akihiro Hashiguchi, Kazuhisa Okamoto 2005-03-15
6729237 Device for removing image recording material Yoshinori Kawamura, Tsukasa Ono, Kazuoki Komiyama, Takashi Koizumi 2004-05-04
6662725 Positioning method and positioning device for positioning printing plate relative to surface plate Takashi Koizumi, Kazuoki Komiyama, Yoshinori Kawamura, Mitsuyoshi Nishimura, Takashi Kato 2003-12-16
6622857 Compression storage bag Ryoichi Ohtsubo 2003-09-23
6623003 Sheet material stacking device and automatic exposure device for a printing plate Takashi Koizumi, Kazuhisa Okamoto, Yoshinori Kawamura 2003-09-23
6624840 Automatic exposure apparatus for printing plates and method for exposing printing plates Yoshinori Kawamura, Mitsuyoshi Nishimura, Takashi Kato 2003-09-23
6564660 Ball screw feed mechanism Yoshinori Kawamura, Mamoru Murata, Mitsuyoshi Nishimura 2003-05-20
6536344 Printing plate automatic exposing device Yoshinori Kawamura, Mitsuyoshi Nishimura, Takashi Kato 2003-03-25
6520692 Exposure apparatus for printing plates Takashi Koizumi, Yoshinori Kawamura, Kazuhisa Okamoto 2003-02-18
6508270 Shut-off valve 2003-01-21
6499600 Compression sack 2002-12-31
5927336 Check valve, pouch with the check valve, and manufacturing apparatus therefor Mikio Tanaka, Osamu Nakagiri, Hideo Nakata 1999-07-27
5895156 Heat transfer device for sheet assembly Katsutoshi Kabeta, Hiroyuki Kushida 1999-04-20
5388910 Bag with a filtering check valve 1995-02-14
5209264 Check valve 1993-05-11
4896809 Feed device 1990-01-30
4833487 Method of and apparatus for recording image onto a recording medium without subjecting the medium to undesired external forces Takashi Imamura, Gen Sasaki 1989-05-23
4699506 Conjugate length varying device 1987-10-13