AK

Akitomo Kuwabara

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
HC Hitachi Koki Co.: 5 patents #222 of 888Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HS Hitachi Printing Solutions: 2 patents #23 of 99Top 25%
📍 Ibaraki, JP: #610 of 6,779 inventorsTop 9%
Overall (All Time): #320,954 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
10442207 Liquid surface detector, liquid coating device, and liquid discharge apparatus 2019-10-15
9889679 Application device and image forming system Kazuhiro Akatsu, Yutaka Nagasawa, Yuuji Ohmura, Hirotaka Kobayashi, Hirofumi Ohkushi 2018-02-13
9616682 Process liquid coating apparatus and image forming system Kazuhiro Akatsu, Yutaka Nagasawa, Yuuji Ohmura, Hirofumi Ohkushi, Hirotaka Kobayashi +1 more 2017-04-11
9233557 Coating apparatus and image forming system Masaru Hoshina, Yasushi Hashimoto, Sho Sawahata, Hironori Numata, Tetsuya Ohba +2 more 2016-01-12
9162485 Treatment liquid application device and image forming system Tetsuya Ohba, Hironori Numata, Masaru Hoshina, Kahei Nakamura 2015-10-20
7970307 Methods and apparatus for transferring a toner image via electrophotographics Hiroyuki Mabuchi 2011-06-28
7953335 Image forming apparatus and tandem image forming apparatus Tsukasa Onose, Sho Sawahata, Yukio Otome, Akihiko Yamazaki, Hiroyuki Mabuchi 2011-05-31
7542708 Image forming apparatus Takeshi Terakado, Hidenori Iwanaga, Yuuki Kikushima, Arinobu Yoshiura 2009-06-02
6799507 Web printers Tetsuya Ohba 2004-10-05
6741830 Image forming apparatus Yasushi Kinoshita, Kazutaka Sato, Shigeru Obata, Tetsuya Ooba 2004-05-25
6601951 Printers and printing method Shuho Yokokawa, Isao Nakajima, Katsumi Ishizawa 2003-08-05
6553206 Image forming apparatus Kenji Asuwa, Kazutaka Sato, Shigeru Obata, Yasushi Kinoshita, Tetsuya Ooba 2003-04-22
6285854 Image recording apparatus Shigeru Obata, Hidefumi Ohtsuka, Shuho Yokokawa, Isao Nakajima 2001-09-04
6104907 Image recording apparatus which prevents variation in speed of a recording medium and reduces shift values thereof Shigeru Obata, Hidefumi Ohtsuka, Shuho Yokokawa, Isao Nakajima 2000-08-15
5961864 Toner image heating device Isao Nakajima, Akihiko Yamazaki, Yoji Hirose, Hidefumi Ohtsuka, Hiromitsu Fukuda 1999-10-05