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 25 most recent of 40 patents

Patent #TitleCo-InventorsDate
10451796 Optical fiber and method for producing optical fiber Tadashi Enomoto, Takashi Fujii, Kazuyuki SOHMA 2019-10-22
9297950 Optical fiber Kazuyuki SOHMA, Takashi Sueyoshi, Seiichi Saito, Koichi Sakamaki 2016-03-29
9176295 Stranded optical cable with connectors Itaru Sakabe, Kazuyuki Soma, Kenichiro Ohtsuka, Masakazu Shigehara 2015-11-03
9057856 Optical cable Itaru Sakabe, Yuya HOMMA 2015-06-16
9054434 Method for producing wiring harness, and wiring harness Tatsuya Kakuta, Takehiro Hosokawa, Kazuyuki SOHMA 2015-06-09
9018528 Method for producing wiring harness, and wiring harness Tatsuya Kakuta, Takehiro Hosokawa, Kazuyuki SOHMA 2015-04-28
8811788 Multi-core optical fiber and method of producing the same Takashi Sasaki 2014-08-19
8634687 Coated plastic cladding optical fiber and optical fiber cable Itaru Sakabe, Kazuyuki SOHMA, Takashi Takada, Toshiaki Kakii 2014-01-21
8184937 Optical cable Itaru Sakabe, Eisuke Sasaoka 2012-05-22
7822307 Optical fiber ribbon for wiring of equipment and connector-attached optical fiber ribbon for wiring of equipment Kazunori Tanaka, Kazumasa Oishi, Tetsuya Haruna, Wataru Sakurai, Mitsuaki Tamura +1 more 2010-10-26
7542644 Coated optical fiber and coated optical fiber with connector Kazunori Tanaka, Kaoru Okuno, Kiyoaki Moriuchi, Hiroshi Hayami 2009-06-02
7151879 Optical fiber ribbon that is easily branched into individual optical fibers and optical fiber cable using the same Hiroki Ishikawa, Kaoru Okuno, Atsushi Suzuki, Itaru Sakabe, Keisuke Okada +1 more 2006-12-19
7116872 Optical fiber tape core Kaoru Okuno 2006-10-03
7046884 Optical fiber, optical fiber tape, optical cable and optical connector with optical fiber Eisuke Sasaoka 2006-05-16
6907175 Coated optical fiber, optical fiber tape core using it and optical fiber unit Atsushi Suzuki, Toshifumi Hosoya 2005-06-14
6898356 Split type optical fiber tape core Toshihisa Sato, Toshifumi Hosoya 2005-05-24
6810188 Coated optical fiber Atsushi Suzuki, Kazunori Tanaka, Toshifumi Hosoya 2004-10-26
6803692 Permanent magnet type electric motor Kazuto Sakai, Masanori Arata 2004-10-12
6711335 Heat resistant optical fiber core Makoto Shimizu, Yuji Kubo, Katsuyuki Tsuneishi 2004-03-23
6471892 Method of producing tape type optical fiber core wire Ken Takahashi, Shigenori Takaki, Ryoei Oka, Toshihisa Sato, Kohei Kobayashi +1 more 2002-10-29
6333071 Method and apparatus for producing optical fiber ribbons Kohei Kobayashi, Ichiro Tsuchiya 2001-12-25
6309567 Collectively coating die device for manufacturing separable optical fiber ribbon and manufacturing method thereof Kaoru Okuno, Ichiro Tsuchiya, Kohei Kobayashi, Ken Takahashi 2001-10-30
6028976 Split type ribbon optical fiber core cable Toshihisa Sato, Kohei Kobayashi, Kaoru Okuno, Ken Takahashi, Ryoei Oka 2000-02-22
5945173 Method of making optical fiber ribbon Toshihisa Sato, Kohei Kobayashi, Kaoru Okuno, Ken Takahashi, Ryoei Oka 1999-08-31
5904883 Method for producing optical fiber ribbon Toshihisa Sato, Kohei Kobayashi, Kaoru Okuno, Ken Takahashi, Ryoei Oka +1 more 1999-05-18