NI

Noriko Iwata

MC Menicon Co.: 7 patents #25 of 263Top 10%
SC Shin-Etsu Chemical Co.: 4 patents #740 of 2,176Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
Overall (All Time): #502,462 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11041061 Polytetrafluoroethylene composition Masayuki Tsuji, Kazuya Kawahara 2021-06-22
6729777 Optical fiber splicing method and optical transmission line Takatoshi Kato, Tomonori Kashiwada, Keiichiro Fukuda 2004-05-04
6644870 Optical fiber transmission line Takatoshi Kato, Keiichiro Fukuda 2003-11-11
5741830 Water-absorptive soft contact lens Miyuki Kamiya, Naotaka Kamiya, Yasushi Yamamoto, Yasuo Tarumi 1998-04-21
5516467 Process for producing a tinted contact lens Kazuharu Niwa, Yoshitaka Taniyama, Yasuhiro Yokoyama 1996-05-14
5426133 Water-absorptive contact lens Yasuhito Hishida, Masanori Kadoya, Keiji Sugimoto, Tsuyoshi Watanabe 1995-06-20
5416132 Ocular lens material Yasuhiro Yokoyama, Eri Ito, Ichiro Ando, Shoji Ichinohe, Toshio Yamazaki 1995-05-16
5416180 Soft ocular lens material Yasuhiro Yokoyama, Eri Ito, Shoji Ichinohe, Toshio Yamazaki 1995-05-16
5346946 Ocular lens material Yasuhiro Yokoyama, Eri Ito, Ichiro Ando, Shoji Ichinohe, Toshio Yamazaki 1994-09-13
4954586 Soft ocular lens material Nobuyuki Toyoshima, Takanori Shibata, Atsushi Hirashima, Ichiro Ando, Hiroshi Yoshioka +2 more 1990-09-04