TH

Takaaki Hirata

YE Yokogawa Electric: 10 patents #49 of 1,441Top 4%
OC Optical Measurement Technology Development Co.: 1 patents #6 of 14Top 45%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #460,788 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9671333 Laser gas analyzer Yasuhiko Mitsumoto, Masaya Ooyama, Nobuhiko Kanbara, Naoyuki Fujimura, Minoru Maeda +3 more 2017-06-06
9347877 Laser gas analyzer Yasuhiko Mitsumoto, Masaya Ooyama, Nobuhiko Kanbara, Naoyuki Fujimura, Minoru Maeda +3 more 2016-05-24
7692796 Optical characteristic measuring apparatus Minoru Maeda 2010-04-06
7609386 Optical characteristic measuring apparatus Minoru Maeda 2009-10-27
7595886 Wavelength monitor using interference signals Minoru Maeda, Hironori Takai, Hiroki SAITOU 2009-09-29
7538885 Optical characteristic measuring apparatus Minoru Maeda 2009-05-26
6738398 SHG laser light source and method of modulation for use therewith Shinji Iio, Takeshi Inoue, Yasuo Kitaoka, Kazuhisa Yamamoto 2004-05-18
6008487 Optical-fiber inspection device Yoshihiko Tachikawa, Yoshihiro Sampei, Makoto Komiyama, Yasuyuki Suzuki, Mamoru Arihara 1999-12-28
5844235 Optical frequency domain reflectometer for use as an optical fiber testing device Yoshihiko Tachikawa, Yoshihiro Sampei, Makoto Komiyama, Yasuyuki Suzuki, Mamoru Arihara 1998-12-01
5145792 Method of fabricating a semiconductor optical device 1992-09-08
4694250 Nuclear magnetic resonance imaging device Hideto Iwaoka, Tadashi Sugiyama, Hiroyuki Matsuura 1987-09-15