SN

Sadao Nakai

UN Unknown: 5 patents #3,065 of 83,584Top 4%
HK Hamamatsu Photonics K.K.: 2 patents #676 of 1,436Top 50%
IT Institute For Laser Technology: 2 patents #13 of 33Top 40%
RJ Research Development Corporation Of Japan: 2 patents #79 of 402Top 20%
KU Kurimoto: 1 patents #46 of 113Top 45%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
CC Cosmo Oil Co.: 1 patents #111 of 229Top 50%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
Overall (All Time): #657,955 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7502396 Solid-state laser apparatus Toshiyuki Kawashima, Tadashi Kanabe, Hirofumi Kan 2009-03-10
7198738 Cesium-lithium-borate crystal and its application to frequency conversion of laser light Takatomo Sasaki, Akio Hiraki, Yusuke Mori 2007-04-03
6296784 Cesium-lithium-borate crystal and its application to frequency conversion of laser light Takatomo Sasaki, Akio Hiraki, Yusuke Mori 2001-10-02
5872804 Solid-state laser amplifier Hirofumi Kan, Yasukazu Izawa, Masanobu Yamanaka, Hiromitsu Kiriyama, Takuji Yoshida +1 more 1999-02-16
5587793 Birefringence distribution measuring method Yasukazu Izawa, Masanobu Yamanaka, Masato Ohmi, Masanori Akatsuka, Chiyoe Yamanaka +1 more 1996-12-24
5582629 Treatment process of sponge titanium powder Kazuaki Arakawa 1996-12-10
5465178 Focusing optical system for semiconductor lasers Masanobu Yamanaka, Koji Ishikawa, Tsuyoshi Sato, Kimiaki Yamamoto, Mikihiko Terashima 1995-11-07
4929847 Rapid determination of sludge content and device therefor Seigo Yamazoe, Yukimasa Fukui 1990-05-29