HS

Haruki Saitoh

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
TC Tohoku Ricoh Co.: 3 patents #52 of 204Top 30%
Overall (All Time): #495,919 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11701911 Method of printing stealth white image, set of substrate and stealth ink, and printing device Koji Katsuragi 2023-07-18
11130354 Liquid discharge apparatus 2021-09-28
9586413 Treatment-object modifying device, printing apparatus, printing system, and method of manufacturing print 2017-03-07
9387696 Printing apparatus, printing system, and method for manufacturing printed material Hiroyuki Hiratsuka, Koji Nagai, Satoshi Katoh 2016-07-12
9352589 Modification device, modification method, computer program product, image forming apparatus, and image forming system Satoshi Katoh, Kengo Tsubaki, Hiroyuki Hiratsuka 2016-05-31
9308749 Treatment target reforming device, printing apparatus, printing system, and printed material manufacturing method 2016-04-12
9242482 pH detecting device, printing system, and method for manufacturing printed material Koji Nagai, Hiroyuki Hiratsuka, Satoshi Katoh 2016-01-26
8364065 Image forming apparatus and image forming system Takashi Bisaiji, Yasutada Shitara, Hijiri Ogata 2013-01-29
8186823 Inkjet recording method and inkjet recording apparatus Hijiri Ogata 2012-05-29
7758178 Ink fixing method, ink fixing apparatus, and printer Hijiri Ogata, Masahiro Noguchi 2010-07-20