TH

Taku Hatakeyama

Ricoh Company: 13 patents #1,714 of 9,818Top 20%
Overall (All Time): #373,101 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11761973 Liquid surface imaging device and liquid discharge apparatus Yuta Moriwaki, Atsushi Yamamoto, Takashi Watanabe 2023-09-19
11511551 Image forming apparatus Toshiyuki Kobashi, Satoyuki Sekiguchi, Takashi Watanabe 2022-11-29
11472194 Liquid discharging device Satoyuki Sekiguchi, Toshiyuki Kobashi, Takashi Watanabe 2022-10-18
11458731 Image forming apparatus Toshiyuki Kobashi, Satoyuki Sekiguchi, Takashi Watanabe 2022-10-04
11427016 Liquid discharge apparatus Muneyuki OKEGUCHI 2022-08-30
11267249 Wiping device, head maintenance device, and liquid discharge apparatus Takayuki Hase, Takashi Watanabe 2022-03-08
10953680 Liquid discharge apparatus Satoyuki Sekiguchi, Toshiyuki Kobashi, Takashi Watanabe 2021-03-23
10843488 Liquid discharging device Toshiyuki Kobashi, Satoyuki Sekiguchi, Takashi Watanabe 2020-11-24
10807378 Ink set and image forming device Takashi Watanabe, Kaoru Tadokoro, Sho Oyamatsu, Tomohiro Inoue, Hiroshi Gotou +1 more 2020-10-20
10696069 Liquid discharge apparatus Takashi Watanabe, Kaoru Tadokoro, Sho Oyamatsu, Tomohiro Inoue, Hiroshi Gotou +1 more 2020-06-30
10654292 Liquid discharge apparatus Takashi Watanabe, Kaoru Tadokoro, Sho Oyamatsu, Tomohiro Inoue, Hiroshi Gotou +1 more 2020-05-19
10618331 Ink set and image forming device Takashi Watanabe, Kaoru Tadokoro, Sho Oyamatsu, Tomohiro Inoue, Hiroshi Gotou +1 more 2020-04-14
10350895 Head cleaner and liquid discharge apparatus Yuichi Tanioku, Kazuki Suzuki 2019-07-16