HS

Hiroyuki Sawano

FU Fujikura: 6 patents #200 of 1,407Top 15%
NE Nec: 3 patents #4,195 of 14,502Top 30%
NS National Institute For Materials Science: 1 patents #361 of 901Top 45%
KC Koha Co.: 1 patents #34 of 58Top 60%
ND Nec Compound Semiconductor Devices: 1 patents #19 of 87Top 25%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
TA Tamura: 1 patents #94 of 193Top 50%
Overall (All Time): #365,100 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12365837 Wavelength conversion member Yusuke Arai, Daisuke Inomata, Yoshihiro YAMASHITA, Rikiya SUZUKI, Kiyoshi Shimamura +1 more 2025-07-22
10975497 Light emitting device Mikihiko Uwani, Akira Ito, Kentaro Tone, Hiroaki Sano, Daisuke Inomata +1 more 2021-04-13
7673477 Optical fiber processing apparatus Yukinari Shirako, Masaru Itoh, Takahiro Hamada 2010-03-09
7596292 Treatment method for optical fiber Takahiro Hamada, Kenji Yamashiro, Munehisa Fujimaki, Koichi Harada, Yukinari Shirako +1 more 2009-09-29
7486863 Method for treating optical fiber and apparatus for treating optical fiber Takahiro Hamada, Munehisa Fujimaki, Kenji Yamashiro, Koichi Harada, Yukinari Shirako 2009-02-03
7440663 Single-mode optical fiber Shoichiro Matsuo, Hiroshi Kutami, Kuniharu Himeno 2008-10-21
7113528 Semiconductor laser device Kazuyuki Miyabe, Hitoshi Hotta 2006-09-26
6842471 Semiconductor laser device having a current non-injection area Atsushi Shono, Hitoshi Hotta 2005-01-11
6160829 Self-sustained pulsation semiconductor laser 2000-12-12
5933442 Semiconductor laser Hitoshi Hotta, Kenichi Kobayashi 1999-08-03
5894491 Semiconductor laser device operable with low noise even in high ambient temperature Yoshiyasu Ueno 1999-04-13
5531064 Optical fiber cable containing ribbon fibers Masayoshi Yamanaka, Yutaka Kurosawa, Matsuhiro Miyamoto 1996-07-02
4812014 Water penetration-detecting apparatus and optical fiber cable using same Hideo Suzuki, Yasuyuki Sugawara, Kazunaga Kobayashi, Nobuyasu Sato 1989-03-14