YS

Yoshitaka Sekiguchi

Ricoh Company: 26 patents #784 of 9,818Top 8%
MC Minolta Co.: 17 patents #86 of 1,416Top 7%
Honda Motor Co.: 5 patents #4,418 of 21,052Top 25%
KM Konica Minolta: 2 patents #764 of 1,361Top 60%
Overall (All Time): #54,231 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
7587159 Image forming method and apparatus including a relationship between secondary roller diameter and recording medium ingress position Kazuoki Fuwa, Masayuki Hagi, Yoshihiro Mikuriya, Hideaki Yasunaga, Hiroaki Kato +1 more 2009-09-08
7217488 Toner comprising core layer and shell layer Yoshihiro Mikuriya, Tsuyoshi Nozaki, Masayuki Hagi, Atsushi Yamamoto, Chiyoshi Nozaki 2007-05-15
7141345 Resin particles for toner and toner prepared therewith Hiroyuki Yamasaki, Chiyoshi Nozaki, Masahiro Anno 2006-11-28
6983945 Vehicle body structure Satoshi Kawasaki, Hiroshi Ito, Tohru Ono, Masaru Shibasawa 2006-01-10
6899985 Toner for developing electrostatic latent image Masahide Inoue, Chikara Tsutsui, Yoshihiro Mikuriya, Takeshi Arai, Megumi Aoki +1 more 2005-05-31
6841326 Toner containing specific external additive for full color-copying machine and fixing method of the same Takeshi Arai, Masahiro Anno, Chikara Tsutsui, Minoru Nakamura 2005-01-11
6824168 Vehicle body rear part structure Masahiro Kawazu, Hiroshi Osato, Toshiaki Shimizu, Tohru Ono, Masaru Shibasawa 2004-11-30
6541173 Color toner for developing electrostatic image comprising two kinds of polyesters and two kinds of releasing agents Kenichi Kido, Masayuki Hagi, Takeshi Arai, Yoshihiro Mikuriya, Megumi Aoki +2 more 2003-04-01
6506530 Color toner for developing electrostatic image, comprising first linear polyester and second non-linear polyester as binder resin Kenichi Kido, Masayuki Hagi, Megumi Aoki, Yoshihiro Mikuriya, Takeshi Arai +2 more 2003-01-14
6482561 Toner used for developing electrostatic latent image Takeshi Arai, Megumi Aoki, Junichi Tamaoki, Yoshihiro Mikuriya, Tetsuo Sano +2 more 2002-11-19
6352808 Electrostatic-latent-image developing toner and inorganic particles used for such a toner Masayuki Hagi, Takeshi Arai, Yoshihiro Mikuriya, Kenichi Kido, Megumi Aoki +2 more 2002-03-05
6338929 Toner for developing an electrostatic latent image Masayuki Hagi, Yoshihiro Mikuriya, Kenichi Kido, Takeshi Arai, Megumi Aoki +2 more 2002-01-15
6335134 Toner for an electrostatic latent image development Masayuki Hagi, Yoshihiro Mikuriya, Takeshi Arai, Kenichi Kido, Tetsuo Sano +2 more 2002-01-01
6025107 Negatively chargeable toner for developing electrostatic latent images Tetsuo Sano, Kenichi Kido 2000-02-15
5863694 Toner for developing electrostatic latent image with specific particle-size distribution Tetsuo Sano, Satoru Iwata, Hiroyuki Fukuda 1999-01-26
5853940 Toner for developing electrostatic latent image Kenichi Kido, Tetsuo Sano, Hiroyuki Fukuda 1998-12-29
5814428 Toner for developing electrostatic latent image Kenichi Kido, Tetsuo Sano, Hiroyuki Fukuda 1998-09-29
5804350 Negatively chargeable toner for developing electrostatic latent image Tetsuo Sano, Kenichi Kido, Hiroyuki Fukuda 1998-09-08
5792583 Toner for developing electrostatic latent image Tetsuo Sano 1998-08-11
5776647 Negatively chargeable toner for developing electrostatic latent image Kenichi Kido, Tetsuo Sano, Hiroyuki Fukuda 1998-07-07
5660964 Developer containing two kinds of wax Junji Machida, Tetsuo Sano, Chikara Tsutsui, Masaaki Takama 1997-08-26
5641180 Vehicle subframe assembly Takahiro Kamei 1997-06-24
5611569 Vehicle subframe assembly Takahiro Kamei 1997-03-18
5609366 Wheel suspension system mount assembly Takahiro Kamei 1997-03-11
5541030 Toner for developing a digital image Tetsuo Sano, Masao Nakajima, Hideaki Tsukamoto, Hiroyuki Fukuda 1996-07-30