HK

Hiroshi Katsura

Sumitomo Electric Industries: 18 patents #1,247 of 21,551Top 6%
NT NTT: 4 patents #1,310 of 4,871Top 30%
KC Kishimoto Sangyo Co.: 1 patents #8 of 34Top 25%
MB Mitsuboshi Belting: 1 patents #183 of 333Top 55%
Overall (All Time): #225,437 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7512307 Method of making optical connector ferrule, die for making optical connector ferrule, optical connector ferrule made by this method, and optical connector and optical wiring system using the same Wataru Sakurai, Toshiaki Kakii, Kei Sunaga, Tomohiko Ueda, Toshifumi Hosoya +3 more 2009-03-31
7410303 Method and metal mold for manufacturing optical connector ferrule, optical connector ferrule manufactured by using the method, and optical connector and optical wiring system using the ferrule Wataru Sakurai, Toshiaki Kakii, Kei Sunaga, Tomohiko Ueda, Toshifumi Hosoya +3 more 2008-08-12
7052187 Optical connector ferrule, optical connector and making method for them Kenichiro Ohtsuka, Yoshikyo Tamekuni, Tomohiko Ueda, Toshiaki Kakii 2006-05-30
6964525 Optical connector and backplane assembly Kenichiro Ohtsuka, Tomohiko Ueda, Toshiaki Kakii 2005-11-15
6719927 Optical connector ferrule, mold therefor, method of manufacturing optical connector ferrule, and method of inspecting optical connector ferrule Wataru Sakurai, Toshiaki Kakii, Masahiro Shibata 2004-04-13
6676300 Ferrule for optical connector and making method thereof Kenichiro Ohtsuka, Tomohiko Ueda, Toshiaki Kakii 2004-01-13
6616343 Multichannel ferrule for optical connector Wataru Sakurai, Toshiaki Kakii 2003-09-09
6478476 Part for positioning optical fiber Wataru Sakurai, Toshiaki Kakii, Masahiro Shibata 2002-11-12
6340247 Ferrule for optical connector, mold for ferrule, method of manufacturing ferrule for optical connector, and method of testing ferrule for optical connector Wataru Sakurai, Toshiaki Kakii, Masahiro Shibata 2002-01-22
6287017 Optical connector ferrule, method of manufacturing the same, and optical connector using the same Wataru Sakurai, Toshiaki Kakii, Masahiro Shibata 2001-09-11
6074577 Method of molding an optical connector ferrule Makoto Honjo, Toshiaki Kakii, Wataru Sakurai, Masahiro Shibata 2000-06-13
6062740 Optical connector and method of making the same Kenichiro Ohtsuka, Tomohiko Ueda, Toshiaki Kakii 2000-05-16
5949937 Optical connector Makoto Honjo, Yoshikyo Tamekuni, Toru Yamanishi, Shinji Nagasawa 1999-09-07
5941369 Food conveying resin belt Nobuo Miyano, Kazuhiro Mizuno, Takao Endo 1999-08-24
5705446 Wide endless belt Kazutoshi Fujishiro, Yasuo Sumiyoshi, Masaaki Asazuma 1998-01-06
5422971 Optical fiber connector using adhesive Makoto Honjo, Tomohiko Ueda, Toru Yamanishi 1995-06-06
5420952 Optical connector employing two different types of adhesives Makoto Honjo, Toru Yamanishi 1995-05-30
5416868 Optical connector having a resin molding portion which includes opposite opened portions at top and bottom surfaces Toshiaki Kakii, Makoto Honjo, Hidetoshi Ishida, Toru Yamanishi, Kazumichi Miyabe +2 more 1995-05-16
5351328 Optical connector with V-grooves having an oxide film Toshiaki Kakii, Makoto Honjo, Hidetoshi Ishida, Toru Yamanishi, Kazumichi Miyabe +2 more 1994-09-27
5339376 Grooved optical fiber connector incorporating elastic guide pin pressing members Toshiaki Kakii, Makoto Honjo, Hidetoshi Ishida, Toru Yamanishi, Kazumichi Miyabe +2 more 1994-08-16