YH

Yuya Hirokawa

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
Overall (All Time): #609,815 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12054623 Image forming method, set of processing fluid and ink, and image forming apparatus Tatsuya Takarada, Yuusuke Koizuka, Naoto Shimura, Nozomi Terai 2024-08-06
11904600 Printing method and printing device Naoto Shimura, Yuusuke Koizuka, Takayuki Shimizu, Itsuro Sasaki, Shunsuke Horie +2 more 2024-02-20
11639064 Image forming method Takuya Saiga, Hidetoshi Fujii, Shigeyuki Harada 2023-05-02
11548294 Method of printing including applying a processing fluid and white ink to a substrate and device for such printing Takuya Saiga, Sei Yamamoto, Kazuhiko Umemura, Hiroki Hagiwara 2023-01-10
11267255 Image forming method, image forming apparatus, and method for manufacturing printed matter Shun Saito, Hiromi Sakaguchi, Takashi Tamai, Sayuri Kojima 2022-03-08
11021625 Ink, method of manufacturing acrylic resin particle, printing method, ink accommodating unit, and inkjet printing device Ryota Iwasaki, Ryo Miyakoshi 2021-06-01
10723142 Image forming method, image forming apparatus, and method for manufacturing printed matter Shun Saito, Hiromi Sakaguchi, Takashi Tamai, Sayuri Kojima 2020-07-28
9377707 Toner, developer, and image forming apparatus Ryo Miyakoshi, Daisuke Asahina, Yoshihiro Moriya, Satoyuki Sekiguchi 2016-06-28