TH

Takashi Hama

SE Seiko Epson: 25 patents #652 of 7,774Top 9%
MC Mitsui Chemicals: 4 patents #512 of 2,279Top 25%
AR Arkray: 1 patents #203 of 354Top 60%
Overall (All Time): #124,673 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
10696816 Polyester resin composition for reflective material, and reflective material comprising same Kaoru OHSHIMIZU, Hideto Ogasawara, Hiroki Ebata, Fumio Kageyama, Shintaro MITSUNAGA +2 more 2020-06-30
9598715 Method for measuring color change of oxidation-reduction indicator Eiji Nishinaga, Naho Suzuki, Isao Fukuta 2017-03-21
9151455 Thermoplastic resin composition for reflector, reflector plate, and light-emitting diode element Hideto Ogasawara, Nobuhiro Takizawa, Akinori Amano 2015-10-06
9153757 Thermoplastic resin composition for reflective material, reflective plate, and light-emitting diode element Hideto Ogasawara, Kuniaki Kawabe, Hirotaka KANAYA, Nobuhiro Takizawa, Akinori Amano +2 more 2015-10-06
8394476 Polyester resin bottle and method of producing the same Toyoaki Sasaki, Kunio Tomita, Takayuki Okuno, Yasuo Kurosaki 2013-03-12
7680425 Image forming apparatus and method for controlling tone characteristics based on tone-control patch image Hidetsugu Shimura, Keiichi Taguchi, Hiroshi Nakazato, Ken Ikuma, Hidenori Kin 2010-03-16
7536126 Apparatus for forming image-quality evaluation image Takayuki Kawakami, Takatomo Fukumoto, Yoichi Yamada 2009-05-19
7269362 Image forming apparatus, control method and toner consumption calculating apparatus and method Hidetsugu Shimura, Hidenori Kin, Keiichi Taguchi, Hiroshi Nakazato 2007-09-11
7260336 Image forming apparatus and image forming method for performing density control of toner images Hidetsugu Shimura, Yoshihiro Nakashima 2007-08-21
7251423 Image forming apparatus and image forming method Hidetsugu Shimura 2007-07-31
7072597 Image forming apparatus and image method for forming toner images with optimized patch image density Hidetsugu Shimura, Yoshihiro Nakashima 2006-07-04
7068957 Image forming apparatus and image forming method involving application of a developing bias to a toner carrier Hidetsugu Shimura 2006-06-27
6934481 Image forming apparatus and image forming method 2005-08-23
6909858 Image forming apparatus, toner-adhesion calculation method and data processing method Hidetsugu Shimura, Keiichi Taguchi, Hiroshi Nakazato 2005-06-21
6871026 Apparatus for and method of forming image under controlled image forming condition Hidetsugu Shimura, Hidenori Kin, Keiichi Taguchi, Hiroshi Nakazato 2005-03-22
6658221 Method of and apparatus for measuring quantity of toner on belt-shaped image carrier Hiroshi Nakazato 2003-12-02
6621991 Image forming apparatus with predetermined target density and method Hiroshi Nakazato 2003-09-16
6597878 Apparatus for measuring quantity of toner, and image forming apparatus comprising measuring apparatus Hiroshi Nakazato, Yoshio Nakazawa 2003-07-22
6445483 Optical scanning apparatus Kyu Takada, Nozomu Inoue, Yujiro Nomura 2002-09-03
6415114 Image forming apparatus and method Hiroshi Nakazato, Yoshio Nakazawa 2002-07-02
6341203 Image forming apparatus and method with adjustable image density factor Hiroshi Nakazato, Yoshio Nakazawa 2002-01-22
6336008 Image forming apparatus with adjustable image density and method Hiroshi Nakazato 2002-01-01
5883732 Optical scanner Kyu Takada, Nozomu Inoue, Yujiro Nomura 1999-03-16
5877883 Optical scanner Nozomu Inoue, Yujiro Nomura, Kyu Takada 1999-03-02
5781323 Optical scanner Kyu Takada, Nozomu Inoue, Yujiro Nomura 1998-07-14