YA

Yuichi Aoyama

Ricoh Company: 16 patents #1,360 of 9,818Top 15%
MC Makino J Co.: 1 patents #5 of 12Top 45%
Overall (All Time): #272,801 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
11027388 Machining system with interlock circuit Takudai Maenosono, Takahiro Yoshida, Nobuhiro Uchida 2021-06-08
8494427 Fixing device, image forming apparatus, and fixing method Kazuya Nagao, Takuma Nakamura, Masafumi Yamada, Shunichi Abe, Tetsurou Sasamoto +1 more 2013-07-23
8472852 Fixing device and image forming apparatus Takuma Nakamura, Tetsurou Sasamoto, Masafumi Yamada, Shunichi Abe 2013-06-25
8428503 Fixing device and image forming apparatus Tetsurou Sasamoto, Takuma Nakamura, Masafumi Yamada, Takanori Inadome, Kazuya Nagao +1 more 2013-04-23
8170457 Fixing device and image forming apparatus Yasuo Katano, Yukimichi Someya, Takuma Nakamura, Tetsurou Sasamoto, Shunichi Abe +1 more 2012-05-01
7054585 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device Tetsurou Sasamoto, Katsuaki Miyawaki, Makoto Obu, Minoru Suzuki 2006-05-30
6941102 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device Tetsurou Sasamoto, Katsuaki Miyawaki, Makoto Obu, Minoru Suzuki 2005-09-06
6768891 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device Tetsurou Sasamoto, Katsuaki Miyawaki, Makoto Obu, Minoru Suzuki 2004-07-27
6597887 Duplex image transferring device using liquid toner development Katsuo Sakai, Shunuchi Abe 2003-07-22
6556802 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device Tetsurou Sasamoto, Katsuaki Miyawaki, Makoto Obu, Minoru Suzuki 2003-04-29
6324374 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device Tetsurou Sasamoto, Katsuaki Miyawaki, Makoto Obu, Minoru Suzuki 2001-11-27
6108508 Image forming apparatus using wet type developing device Noriyasu Takeuchi, Masahiko Itaya, Katsuaki Miyawaki, Makoto Obu, Mie Yoshino 2000-08-22
5848329 Image forming apparatus having a mounting/dismounting mechanism Makoto Obu, Masaki Hiroi, Katsuaki Miyawaki, Nobuhiko Umezawa, Masami Hiramatsu 1998-12-08
5374980 Color image forming apparatus utilizing liquid development Nobuaki Kubo, Nobuhiko Umezawa 1994-12-20
5248847 Developing container storing a liquid developer with pump dispenser 1993-09-28
5156308 Liquid supply device for a developing unit using a liquid developer 1992-10-20
4989048 Control for releasing a cleaning blade based on the photoconductive element temperature Makoto Arai 1991-01-29