TO

Tatsuya Ohta

FU Fujikura: 10 patents #100 of 1,407Top 8%
SU Subaru: 1 patents #677 of 1,436Top 50%
IC Ishihara Chemical Co.: 1 patents #30 of 58Top 55%
Overall (All Time): #417,279 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10101541 Optical ferrule and optical connector Akihiro Nakama, Kunihiko Fujiwara, Takanobu Mikami 2018-10-16
9429717 Ferrule and ferrule with optical fiber Akihiro Nakama, Akito Nishimura, Terutake Kobayashi, Kunihiko Fujiwara 2016-08-30
9063304 Ferrule and ferrule with optical fiber Akito Nishimura, Terutake Kobayashi, Kunihiko Fujiwara 2015-06-23
8562225 Optical ferrule, optical ferrule molding die, manufacturing method of optical ferrule, and ferrule with optical fiber Seiji Kato 2013-10-22
8422838 Cover for covering a reflection-surface-formation recess of an optical path changing member Kunihiko Fujiwara, Akito Nishimura, Kenji Sasaki, Yukio Hayashi 2013-04-16
8272788 Optical-path turning device 2012-09-25
8165432 Internal-reflection optical path changing member Kunihiko Fujiwara, Akito Nishimura, Kenji Sasaki, Yukio Hayashi 2012-04-24
7726885 Optical connector having a fitting protrusion or fitting recess used for positioning Akito Nishimura, Kunihiko Fujiwara, Kenji Sasaki, Yukio Hayashi 2010-06-01
D611418 Optical connector Seiji Kato 2010-03-09
7431514 Multifiber optical connector Kunihiko Fujiwara, Seiji Katoh 2008-10-07
6730240 Colored, transparent film-forming composition, its coating method and removing method of a film thereof Kunio Arimoto, Chihito Tago, Hideo Nishida, Yasuhiro Maehara, Kazutoshi Yoshihara +1 more 2004-05-04
5703340 Method and apparatus for forming a hole for using cooling air in hole forming process Masami Moritani 1997-12-30