SN

Shinji Nagasawa

NT NTT: 24 patents #87 of 4,871Top 2%
FC Furukawa Electric Co.: 12 patents #130 of 2,370Top 6%
NO Nok: 7 patents #57 of 725Top 8%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
FU Fujikura: 3 patents #385 of 1,407Top 30%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
NC Nippon Oil Seal Industry Co.: 1 patents #4 of 17Top 25%
TK Tyco Electronics Amp K.K.: 1 patents #75 of 151Top 50%
Overall (All Time): #82,861 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 26–39 of 39 patents

Patent #TitleCo-InventorsDate
5949937 Optical connector Makoto Honjo, Hiroshi Katsura, Yoshikyo Tamekuni, Toru Yamanishi 1999-09-07
5862282 Optical connector plug and optical connector Ichiro Matsuura, Tomohiko Ueda, Toru Yamanishi 1999-01-19
5631985 Optical connector wherein an arrangement plane of positioning pin holes and optical fibers is inclined with respect to an abutting direction Hiroyuki Yamada, Kenji Suzuki, Koichi Takagi, Takashi Shigematsu, Mikio Ishihara +1 more 1997-05-20
5619605 Optical connector Tomohiko Ueda, Ichiro Matsuura, Makoto Honjo, Toshiaki Kakii, Toru Yamanishi 1997-04-08
5602951 Ferrule for optical connector and process for making same Tetsuo Shiota, Yoshikyo Tamekuni, Tomohiko Ueda, Ichiro Tsuchiya, Toshiaki Kakii 1997-02-11
5600747 Method of collectively connecting multiple optical connectors and aligning and positioning jig for multiple optical connectors used in the method Jun Yamakawa, Hiroyuki Yanagase, Masato Shiino, Hideki Miyazaki 1997-02-04
5519800 Optical connectors capable of contacting endfaces of optical fibers directly Tomohiko Ueda, Ichiro Matsuura, Makoto Honjo, Toshiaki Kakii, Toru Yamanishi 1996-05-21
5379361 Optical fiber connector including L-shaped positioning standard surfaces and method of manufacturing the same Koichiro Maekawa, Takashi Ota, Masashi Fukuyama 1995-01-03
5351328 Optical connector with V-grooves having an oxide film Toshiaki Kakii, Makoto Honjo, Hidetoshi Ishida, Hiroshi Katsura, Toru Yamanishi +2 more 1994-09-27
5315678 Optical fiber connector Koichiro Maekawa, Takashi Ota, Masashi Fukuyama 1994-05-24
5214730 Multifiber optical connector plug with low reflection and low insertion loss Fumihiro Ashiya, Toshiaki Satake 1993-05-25
4928979 Sealing apparatus 1990-05-29
4623153 Radial oil seal 1986-11-18
4575104 Radial type liquid seal with bend preventing means Toshiki Ono, Masaharu Suehiro 1986-03-11