HT

Hironobu Takasawa

TC Tohoku Ricoh Co.: 14 patents #4 of 204Top 2%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Rifu, JP: #213 of 2,101 inventorsTop 15%
Overall (All Time): #326,827 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7275481 Printer Keiichi Chiba 2007-10-02
6820543 Printing method and system therefor Manabu Wakamatsu 2004-11-23
6715412 Printer Keiichi Chiba 2004-04-06
6651553 Printer Keiichi Chiba 2003-11-25
6647873 Printer Keiichi Chiba 2003-11-18
6644183 Multi-color printing method and system including a plurality of removable ink drums Manabu Wakamatsu 2003-11-11
6644189 Multi-color printing method and system including a plurality of removable ink drums Manabu Wakamatsu 2003-11-11
6604459 Printer Keiichi Chiba 2003-08-12
6564707 Multi-color printing method and system including a plurality of removable ink drums Manabu Wakamatsu 2003-05-20
6382094 Printer Keiichi Chiba 2002-05-07
6371016 Multi-color printing method and system including a plurality of removable ink drums Manabu Wakamatsu 2002-04-16
6314877 Printer 2001-11-13
6129013 Stencil printer Mituru Takahashi, Naoki Okazaki 2000-10-10
5845571 Method and apparatus for preventing ink blurring in a stencil printer Michio Kurashige, Tomiya Mori 1998-12-08
4846057 Screen printing machine with waste printing plate discharge means Toshio Endo, Takashi Miyagi, Mitsuo Sato, Hiroshi Kanno, Keiichi Miyakawa +2 more 1989-07-11