KI

Kazuo Itoya

DI Dic: 8 patents #53 of 844Top 7%
DC Dainippon Ink And Chemicals: 3 patents #161 of 1,002Top 20%
Overall (All Time): #367,537 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11926531 Flaky alumina particles and method for producing flaky alumina particles Shingo Takada, Jian-Jun Yuan, Takayuki Kanematsu, Masamichi Hayashi, Fumihiko Maekawa +1 more 2024-03-12
11905420 Tabular alumina particles and method of producing tabular alumina particles Shingo Takada, Hironobu Oki, Jian-Jun Yuan, Yoshiyuki Sano 2024-02-20
11401169 Alumina particle Shingo Takada, Jian-Jun Yuan, Takayuki Kanematsu, Masamichi Hayashi, Fumihiko Maekawa +1 more 2022-08-02
11279830 Surface-treated spinel particles, method for producing the same, resin composition, and molded article Atsushi Oshio, Hironobu Oki, Masaki Iida, Yasuyo Sakamoto, Masamichi Hayashi +4 more 2022-03-22
11214494 Spinel compound oxide particle, method for producing the same, resin composition including spinel compound oxide particle, and molded article Masaki Iida, Jian-Jun Yuan, Yasuyo Yoshimoto, Hironobu Oki, Masamichi Hayashi 2022-01-04
11040887 Spinel particles, method for producing same and composition and molded article including spinel particles Hironobu Oki, Masaki Iida, Jian-Jun Yuan, Hiroshi Kinoshita 2021-06-22
9540453 Method for producing modified cellulose nanofibers Tomoaki Harada, Kenichi Hamada 2017-01-10
8198391 Pigment dispersion and aqueous ink for inkjet recording Hiroshi Kinoshita 2012-06-12
6248491 Toner for electrostatic image development Hitoshi Takayanagi, Minoru Nomura, Takashi Ito, Kenichi Hirabayashi, Yukiko Soma +2 more 2001-06-19
6203957 Spherical toner particle Minoru Nomura, Hitoshi Takayanagi, Kenichi Hirabayashi, Takashi Ito, Masahiro Yoshida 2001-03-20
6183924 Electrostatic image developer Minoru Nomura, Takashi Ito, Hitoshi Takayanagi 2001-02-06
6127083 Image forming method using spherical toner particle Minoru Nomura, Takashi Ito, Hitoshi Takayanagi 2000-10-03
5885743 Electrophotographic toner and process for the preparation thereof Hitoshi Takayanagi, Hiroko Sakurai, Kinji Shinzo, Yukiko Soma, Kenichi Hirabayashi +4 more 1999-03-23