MO

Masayuki Okumura

Brother Kogyo: 20 patents #434 of 2,767Top 20%
Apple: 1 patents #12,251 of 18,612Top 70%
OC Os Mfg Co.: 1 patents #4 of 7Top 60%
Overall (All Time): #188,119 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12395005 Power source pole and illumination device using same, and multifunctional device Kensuke Kono 2025-08-19
12220906 Image recording apparatus Shigeki Kato, Yoshiya Tomatsu 2025-02-11
12064957 Image recording apparatus Akihito Sugiura, Shigeki Kato 2024-08-20
11964476 Print device and conveyance device with tensioner Yoshiya Tomatsu, Mitsugi Tanaka, Yoji Tsujishita 2024-04-23
10584004 Sheet conveying apparatus 2020-03-10
10308046 Liquid ejection apparatus 2019-06-04
10308454 Sheet conveying apparatus 2019-06-04
10246290 Conveying apparatus and tray unit Kenichi Hirata, Tadanobu Chikamoto 2019-04-02
9975714 Conveyor and tray unit Kenichi Hirata, Tadanobu Chikamoto, Hideki Yamamoto 2018-05-22
9296582 Transport apparatus and recording apparatus provided with the same 2016-03-29
9296233 Liquid ejecting device 2016-03-29
9132989 Recording apparatus Shunsuke Norikane 2015-09-15
8955966 Recording apparatus Shunsuke Norikane 2015-02-17
8944587 Liquid ejection apparatus Kiyoshi Sugimoto, Shinya Yamamoto, Motohiro Tsuboi 2015-02-03
8919772 Transport apparatus and recording apparatus provided with the same 2014-12-30
8833931 Liquid ejection apparatus Kiyoshi Sugimoto, Shinya Yamamoto, Motohiro Tsuboi 2014-09-16
8833932 Recording apparatus 2014-09-16
8827441 Liquid ejecting device 2014-09-09
8708457 Liquid ejection apparatus Shinya Yamamoto, Kiyoshi Sugimoto, Motohiro Tsuboi 2014-04-29
8632158 Liquid ejection apparatus Motohiro Tsuboi, Kiyoshi Sugimoto, Shinya Yamamoto 2014-01-21
8109507 Recording apparatus Yuji Sakano, Hideki Yamamoto 2012-02-07
D548765 Screen for projection Masayuki Kotera 2007-08-14