RT

Ryoichi Tanaka

SE Seiko Epson: 4 patents #117 of 1,371Top 9%
📍 Yokohama, JP: #70 of 269 inventorsTop 30%
Overall (2019): #44,968 of 560,194Top 9%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10471723 Ink replenish container Noriyuki Fukasawa, Taku Ishizawa, Tadashi Watanabe, Tadahiro Mizutani 2019-11-12
10457065 Liquid container Atsushi Kobayashi, Koichi Toba, Yasuhiko Yoshikawa, Tadahiro Mizutani 2019-10-29
10399344 Liquid container Tadahiro Mizutani, Taku Ishizawa, Atsushi Kobayashi, Koichi Toba, Yoshiaki Shimizu +1 more 2019-09-03
10350901 Ink bottle Tadahiro Mizutani, Koichi Toba, Taku Ishizawa, Manabu Akahane, Tadashi Watanabe +1 more 2019-07-16