WS

Wataru Sugiyama

Brother Kogyo: 66 patents #73 of 2,767Top 3%
DI Denso Wave Incorporated: 8 patents #15 of 250Top 6%
AD Adeka: 1 patents #257 of 499Top 55%
AU Akita University: 1 patents #21 of 60Top 35%
LI Lennox Industries: 1 patents #230 of 340Top 70%
Overall (All Time): #24,425 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
8092004 Image recording apparatus Yuta Uchino, Takashi Ohama, Naokazu Tanahashi, Noriyuki Kawamata 2012-01-10
8047534 Sheet accommodating device and image recording apparatus with a translating pressing member attached to a rotating tray cover Takashi Ohama, Naokazu Tanahashi, Noriyuki Kawamata, Yuta Uchino 2011-11-01
8038248 Image recording apparatus Yuta Uchino, Takashi Ohama, Noriyuki Kawamata 2011-10-18
8020986 Image recording apparatus Naokazu Tanahashi, Takashi Ohama, Noriyuki Kawamata, Yuta Uchino 2011-09-20
8016410 Image recording apparatus Takashi Ohama, Noriyuki Kawamata, Yuta Uchino 2011-09-13
8011767 Ink cartridge loadable into chamber of casing by guide member Noritsugu Ito, Naokazu Tanahashi, Shingo Ito 2011-09-06
7997676 Image recording apparatus Noriyuki Kawamata, Takashi Ohama, Naokazu Tanahashi, Yuta Uchino 2011-08-16
7980547 Sheet supplying devices and image recording apparatuses including the same Shingo Ito, Noritsugu Ito, Naokazu Tanahashi 2011-07-19
7918531 Ink-jet recording apparatus and method of cleaning recording head of ink-jet recording apparatus Toru Mizuno 2011-04-05
7918518 Inkjet recording apparatus Naokazu Tanahashi, Noritsugu Ito, Shingo Ito 2011-04-05
7905480 Job separator and image recording apparatus having the same Shingo Ito, Noritsugu Ito, Naokazu Tanahashi 2011-03-15
7887044 Sheet conveying device and image recording apparatus comprising sheet conveying device Yuta Uchino, Takashi Ohama, Naokazu Tanahashi, Noriyuki Kawamata, Tsuyoshi Ito 2011-02-15
7878621 Ink-jet printer and method of sucking ink from air-discharge cap of ink-jet printer Nobuo Hiraki, Takaichiro Umeda, Noritsugu Ito, Hikaru Kaga, Tatsuya Shindo +2 more 2011-02-01
7841694 Inkjet printer and purging method Noritsugu Ito, Naokazu Tanahashi, Shingo Ito 2010-11-30
7775656 Image recording apparatus Naokazu Tanahashi, Noriyuki Kawamata, Yuta Uchino, Takashi Ohama 2010-08-17
7722030 Sheet feeder Noritsugu Ito, Shingo Ito, Naokazu Tanahashi 2010-05-25
7686302 Feeder device for feeding media sheets Naokazu Tanahashi, Noritsugu Ito, Shingo Ito 2010-03-30
7665821 Inkjet printer and maintenance method thereof Shingo Ito, Noritsugu Ito, Naokazu Tanahashi 2010-02-23
7607663 Recording medium transport device and image forming apparatus 2009-10-27
7607771 Ink cartridges Noritsugu Ito, Naokazu Tanahashi, Shingo Ito 2009-10-27
7597433 Ink cartridge, inkjet printer and combination thereof Naokazu Tanahashi, Shingo Ito, Noritsugu Ito 2009-10-06
7401915 Image-recording apparatus Masahiko Sasa, Yuji Koga, Masatoshi Izuchi, Shohei Koide, Kiyoshi Ueda 2008-07-22
7284848 Ink cartridges Noritsugu Ito, Naokazu Tanahashi, Shingo Ito 2007-10-23
7240900 Recording medium transport device and image forming apparatus 2007-07-10
7151717 Recording medium transport device and image forming apparatus 2006-12-19