TO

Tsuyoshi Okubo

HO Hoya: 4 patents #305 of 1,290Top 25%
OD Oki Data: 3 patents #239 of 635Top 40%
OM Omron: 2 patents #1,275 of 3,089Top 45%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
Overall (All Time): #412,780 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11170958 High frequency relay Tetsuro Tsurusu, Masaaki Abe, Yuki Honda 2021-11-09
10685801 Electromagnetic device and electromagnetic relay using same Seiki Shimoda 2020-06-16
9251447 Image formation apparatus and method of forming image 2016-02-02
9106870 Printing apparatus and image processing apparatus that restricts user input under certain conditions 2015-08-11
9098796 Image forming device and image forming method 2015-08-04
7955699 Composite material Koichi Handa, Takayuki Subiantoro, Takayuki Tsukada, Jiayi Shan 2011-06-07
7214430 Composite material Koichi Handa, Takayuki Subiantoro, Takayuki Tsukada, Jiayi Shan 2007-05-08
6995276 Cyclic disulfide compound, process of producing the same and optical product comprising the same Ken Takamatsu 2006-02-07
6706894 Thiol compound, method for producing the same and optical product made with the same Ken Takamatsu 2004-03-16
6696540 Episulfide compound, method for producing the same and optical product comprising the same Ken Takamatsu 2004-02-24
6559276 Asymmetric disulfide compounds, method for producing the same, and optical products Jian Jiang 2003-05-06
6184917 Laser marking method and apparatus and liquid crystal element driving method Teiichiro Chiba, Yukihiko Sugimoto 2001-02-06