SK

Seiji Kojima

HC Hitachi Cable: 14 patents #22 of 1,086Top 3%
JC Japan Servo Co.: 7 patents #13 of 161Top 9%
JC Jms Co.: 4 patents #22 of 184Top 15%
SH Shimadzu: 4 patents #448 of 2,007Top 25%
MC Mizusawa Industrial Chemicals: 3 patents #21 of 90Top 25%
FC Furukawa Electric Co.: 3 patents #622 of 2,370Top 30%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
SU Subaru: 2 patents #413 of 1,436Top 30%
JL Japan Aviation Electronics Industry, Limited: 2 patents #337 of 728Top 50%
MK Mizusawa Kagaku Kogyo Kabushiki Kaisha: 1 patents #14 of 29Top 50%
NC Ntt Communications: 1 patents #34 of 129Top 30%
OP Optrex: 1 patents #21 of 56Top 40%
PR Proterial: 1 patents #122 of 267Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Overall (All Time): #80,811 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 25 most recent of 39 patents

Patent #TitleCo-InventorsDate
12224087 Stretchable cable Kanako Suzuki, Tamotsu Kibe, Keisuke Sugita 2025-02-11
11674845 Angle adjustment mechanism and fourier transform infrared spectrophotometer equipped with the same 2023-06-13
8678667 Optical connector Yuichi Koreeda, Naoki Katagiyama, Yoshikazu Namekawa, Yoshinori Kurosawa 2014-03-25
8469602 Optical fiber connecting part and optical module using the same Kanako Suzuki, Mikio Ohkoshi, Yoshikazu Namekawa 2013-06-25
8469604 Optical fiber, tape-like optical fiber and optical module using the same Kanako Suzuki, Mikio Ohkoshi, Yoshikazu Namekawa 2013-06-25
D683705 Guide pin for optical connector Naoki Katagiyama, Yuichi Koreeda, Yoshinori Kurosawa, Yoshikazu Namekawa 2013-06-04
8380028 Composite cable Kanako Suzuki, Yoshikazu Namekawa 2013-02-19
8262375 Tube pump and rotor for tube pump Kou Sekiya, Junya Fujii, Shogo Kamito 2012-09-11
8235604 Optical connector and fiber module Kanako Suzuki 2012-08-07
8213791 Communication light detecting device Kanako Suzuki, Yoshihiro Nakatani, Toshihiko Ishikawa, Takao Nishikawa, Kojiro Ito +1 more 2012-07-03
7903912 Optical connector Kanako Suzuki 2011-03-08
7903695 Optical fiber laser and exciting method using same Bing Yao, Kazumasa Ohsono, Akihito Hongo, Akio Sato, Kohei Yanaka +5 more 2011-03-08
7812934 Physical quantity measuring apparatus Shinji Komatsuzaki 2010-10-12
7813386 Optical fiber for an optical fiber laser, method for fabricating the same, and optical fiber laser Bing Yao, Kazumasa Ohsono, Akihito Hongo 2010-10-12
7771128 Optical connector Kanako Suzuki 2010-08-10
7713036 Roller-type liquid pumping apparatus with improved installation capability Kenji Sugaya 2010-05-11
7684449 Optical fiber for fiber laser device and fiber laser device using same Kazumasa Ohsono, Akihito Hongo, Bing Yao 2010-03-23
7589312 Physical quantity measuring system with fiber Bragg grating sensor and arrayed waveguide grating 2009-09-15
7470888 Damage detection system Toshimichi Ogisu, Nobuo Takeda 2008-12-30
7459189 Liquid crystal optical element and process for its production Shinya Tahara, Shunichi Suwa, Masao Ozeki, Satoshi Niiyama 2008-12-02
7405391 Modular sensor for damage detection, manufacturing method, and structural composite material Toshimichi Ogisu 2008-07-29
7333696 Tape-shaped optical fiber cable 2008-02-19
7037092 Roller pump with housing having integrated reduction gear housing Yoshihisa Kagawa, Kazuhide Yamazaki 2006-05-02
6776773 Liquid infusion apparatus Junichi Kiyatake, Katumi Tominaga, Kazuhide Yamazaki 2004-08-17
6746173 Universal joint Masashi Ochiai, Kiyoshi Hasegawa 2004-06-08