TH

Tomoyuki Hattori

Sumitomo Electric Industries: 38 patents #306 of 21,551Top 2%
SO Sumiden Opcom: 4 patents #5 of 24Top 25%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
AT Autonetworks Technologies: 2 patents #557 of 1,079Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
AD Adeka: 1 patents #257 of 499Top 55%
Overall (All Time): #79,880 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
5695540 Method of spacing fibers of optical fiber tapes and coupling the fibers Hiroshi Suganuma, Hiroaki Takimoto, Eisuke Sasaoka, Hiroshi Yokota, Kenichi Matsushita 1997-12-09
5627930 Arrayed optical fiber coupler and method of manufacturing the same Yoichi Ishiguro, Shigeru Semura, Yuji Kobayashi, Toshiyuki Wakinosono, Hiroshi Suganuma +2 more 1997-05-06
5621838 Resins for coated optical fiber units Kaori Nomura, Tsuyoshi Nonaka, Nobuhiro Akasaka 1997-04-15
5548672 Reinforced multicore optical fiber coupler Hiroshi Suganuma, Eisuke Sasaoka, Hiroaki Takimoto 1996-08-20
5524164 Coated tape form optical fiber wire Nobuhiro Akasaka, Tsuyoshi Nonaka, Kaori Nomura 1996-06-04
5481632 Optical waveguide module and method of manufacturing the same Shigeru Hirai, Kazunori Kurima, Masahide Saito, Dai Yui, Hiroshi Suganuma 1996-01-02
5430821 Protective structure for an optical fiber coupler and method for protecting the same Eisuke Sasoka, Hiroshi Suganuma, Hiroaki Takimoto 1995-07-04
5417734 Method of producing optical fiber couplers using rectifier rods to provide even heat distribution Hiroshi Suganuma, Hiroaki Takimoto, Eisuke Sasaoka, Hiroshi Yokota, Kenichi Matsushita 1995-05-23
5325450 Optical fiber coupler and its manufacturing method Hiroshi Suganuma, Eisuke Sasaoka, Hiroaki Takimoto, Hiroshi Yokota 1994-06-28
5309536 Process for producing an optical fiber coupler Hiroshi Suganuma, Hiroaki Takimoto, Yoshiharu Okawa, Hiroshi Yokota, Kazuhiko Arimoto 1994-05-03
5268984 Coated optical fiber and method of producing the same Toshifumi Hosoya, Kohei Kobayashi 1993-12-07
5261018 Optical-coupler reinforcing material and optical-coupler reinforcing method Hiroshi Suganuma, Junichi Yoshikawa, Hiroaki Takimoto, Hiroshi Yokota, Nobuo Tomita +1 more 1993-11-09
5247598 Reinforcing apparatus for optical-fiber coupler Hiroaki Takimoto, Hiroshi Suganuma, Junichi Yoshikawa, Kazuhiko Arimoto 1993-09-21
5208883 Method of reinforcing optical fiber coupler Hiroshi Suganuma, Hiroaki Takimoto, Kazuhiko Arimoto 1993-05-04
5013126 Waterproof optical fiber cable Nobuhiro Akasaka, Toru Yamanishi 1991-05-07