YK

Yasuo Kitaoka

Sumitomo Electric Industries: 60 patents #113 of 21,551Top 1%
PA Panasonic: 16 patents #1,398 of 21,108Top 7%
UN Unknown: 11 patents #718 of 83,584Top 1%
OU Osaka University: 5 patents #121 of 1,984Top 7%
NI Ngk Insulators: 4 patents #658 of 2,083Top 35%
TC Toyoda Gosei Co.: 2 patents #900 of 2,296Top 40%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #20,717 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 76–84 of 84 patents

Patent #TitleCo-InventorsDate
6069904 Optical apparatus and method for producing the same Kazuhisa Yamamoto, Makoto Kato, Tomoaki Uno, Kiminori Mizuuchi, Kenichi Nishiuchi 2000-05-30
6067393 Optical apparatus and method for producing the same Kazuhisa Yamamoto, Makoto Kato, Tomoaki Uno, Kiminori Mizuuchi, Kenichi Nishiuchi 2000-05-23
6002515 Method for producing polarization inversion part, optical wavelength conversion element using the same, and optical waveguide Kiminori Mizuuchi, Kazuhisa Yamamoto 1999-12-14
5960259 Optical apparatus and method for producing the same Kazuhisa Yamamoto, Makoto Kato, Tomoaki Uno, Kiminori Mizuuchi, Kenichi Nishiuchi 1999-09-28
5936985 Method for stabilizing output of higher harmonic waves and short wavelength laser beam source using the same Kazuhisa Yamamoto, Kiminori Mizuuchi, Makoto Kato 1999-08-10
5835650 Optical apparatus and method for producing the same Kazuhisa Yamamoto, Makoto Kato, Tomoaki Uno, Kiminori Mizuuchi, Kenichi Nishiuchi 1998-11-10
5452312 Short-wavelength laser light source and optical information processing aparatus Kazuhisa Yamamoto, Kiminori Mizuuchi, Makoto Kato 1995-09-19
5387998 Shorter wavelength light generating apparatus in which coherent light is converted into shorter wavelength light Kazuhisa Yamamoto, Kiminori Mizuuchi, Makoto Kato 1995-02-07
5301059 Short-wavelength light generating apparatus Kazuhisa Yamamoto, Kiminori Mizuuchi, Makoto Kato, Fumihiro Sogawa 1994-04-05