YI

Yukio Itami

Ricoh Company: 43 patents #311 of 9,818Top 4%
TC Tohoku Ricoh Co.: 6 patents #21 of 204Top 15%
Overall (All Time): #70,757 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
7126737 Optical scanning apparatus and image forming apparatus Hiromichi Atsuumi 2006-10-24
6822775 Method and apparatus for polygon mirror scanning capable of performing a stable high speed polygon mirror rotation Mitsuo Suzuki, Masahiko Katoh 2004-11-23
6778203 Dynamic pressure, air bearing type polygonal scanner and method of producing the same Mitsuo Suzuki 2004-08-17
6580186 Balance correcting method for a high-speed rotatable body, a dynamic pressure bearing, and an optical scanning apparatus utilizing the dynamic pressure bearing Mitsuo Suzuki 2003-06-17
6465918 Direct-current brushless motor, and polygon scanner and image forming apparatus having the same and a method thereof Mitsuo Suzuki 2002-10-15
6281609 Direct-current brushless motor, and polygon scanner and image forming apparatus having the same and a method thereof Mitsuo Suzuki 2001-08-28
6150779 Motor drive apparatus and method Mitsuo Suzuki 2000-11-21
5969844 Rotor and polygon scanner that incorporates the rotor Mitsuo Suzuki, Wataru Kashima 1999-10-19
5909966 Self-acting air bearing Mitsuo Suzuki, Kyousuke Ono 1999-06-08
5769544 Dynamic pressure pneumatic bearing device and manufacturing method thereof Mitsuo Suzuki, Kunio Ikeda, Yuzuru Kudo, Takao Abe, Yoshihiro Takahashi +1 more 1998-06-23
5739602 Method of and device using adhesively connected parts for preventing motor rotational imbalance caused by thermal expansion Mitsuo Suzuki, Wataru Ohtani, Wataru Kashima, Yoshihiro Takahashi, Noriyuki Kadowaki 1998-04-14
5726699 Closed type polygon scanner Mitsuo Suzuki 1998-03-10
5612599 DC brushless motor driving device, DC brushless motor, and image forming device using the driving device and brushless motor Mitsuo Suzuki 1997-03-18
5606448 Polygon scanner and production process thereof Mitsuo Suzuki, Yoshio Hashimoto, Koji Tsukahara, Yoshihiro Takahashi, Takao Abe 1997-02-25
5574591 Polygon scanner and production process thereof Mitsuo Suzuki, Yoshio Hashimoto, Koji Tsukahara, Yoshihiro Takahashi, Takao Abe 1996-11-12
5510664 Brushless motor Mitsuo Suzuki, Yoshio Hashimoto, Mutsumi Yamamoto, Yoshihiro Takahashi 1996-04-23
5453650 Face opposing type motor Yoshio Hashimoto, Mitsuo Suzuki, Yoshihiro Takahashi 1995-09-26
5069515 Optical deflector of air bearing type Mitsuo Suzuki, Teruo Ohne, Kenichi Hoshi, Eiri Sagae, Yoshio Hashimoto 1991-12-03