TK

Tatsuo Kawaguchi

NI Ngk Insulators: 56 patents #20 of 2,083Top 1%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #43,893 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
7342349 Piezoelectric actuator array and manufacturing method Koji Kimura 2008-03-11
7236674 Optical waveguide device, coherent light source using the same and optical apparatus having the same Kiminori Mizuuchi, Kazuhisa Yamamoto, Minoru Imaeda, Takashi Yoshino 2007-06-26
7192799 Matrix type piezoelectric/electrostrictive device and manufacturing method thereof Yukihisa Takeuchi, Masashi Watanabe, Koji Kimura 2007-03-20
7171094 Optical waveguide device, optical waveguide laser using the same and optical apparatus equipped with the same Kiminori Mizuuchi, Kazuhisa Yamamoto, Minoru Imaeda, Takashi Yoshino 2007-01-30
7161281 Less-dust-generative piezoelectric/electrostrictive device and manufacturing method Yukihisa Takeuchi, Koji Kimura 2007-01-09
7087294 Bonding body and method of producing the same Ken Noda 2006-08-08
6824897 Method for producing bonded articles, bonded articles and bonding agents Ken Noda 2004-11-30
6794723 Matrix type piezoelectric/electrostrictive device and manufacturing method thereof Yukihisa Takeuchi, Masashi Watanabe, Koji Kimura 2004-09-21
6731422 Method for forming a polarization-inversed portion Shoichiro Yamaguchi, Takatoshi Nehagi 2004-05-04
6687448 Method of processing a substrate made of a ferroelectric single crystalline material Makoto Iwai, Minoru Imaeda 2004-02-03
6654529 Ferroelectric domain inverted waveguide structure and a method for producing a ferroelectric domain inverted waveguide structure Minoru Imaeda 2003-11-25
6631231 Optical waveguide elements, optical wavelength conversion elements, and process for producing optical waveguide elements Kiminori Mizuuchi, Kazuhisa Yamamoto, Takashi Yoshino, Minoru Imaeda, Kenji Aoki +1 more 2003-10-07
6404968 Optical waveguide elements and a process for producing the same Yukinobu Nakabayashi, Mitsuhiro Kitamura, Jungo Kondo, Minoru Imaeda 2002-06-11
6363189 Directional coupler Makoto Minakata, Jungo Kondo, Minoru Imaeda 2002-03-26
6353495 Method for forming a ferroelectric domain-inverted structure Kiminori Mizuuchi, Kazuhisa Yamamoto, Minoru Imaeda 2002-03-05
6203728 Optical single crystal film process for producing the same and optical element comprising the same Minoru Imaeda 2001-03-20
6129864 Process for producing optical waveguide substrate Minoru Imaeda, Takahiro Inoue, Masatomo Yamauchi 2000-10-10
6117346 Process for forming a microstructure in a substrate of a ferroelectric single crystal Minoru Imaeda 2000-09-12
6074477 Process and an apparatus for producing a composite oxide single crystal body Minoru Imaeda, Tsuguo Fukuda, Kiyoshi Shimamura 2000-06-13
6051062 Optical single crystal film, process for producing the same and optical element comprising the same Minoru Imaeda 2000-04-18
5991067 Optical waveguide substrate, optical waveguide device, second harmonic generation device, and process of producing optical waveguide substrate Makoto Minakata, Minoru Imaeda 1999-11-23
5985022 Optoelectric articles and a process for producing the same Tsuguo Fukuda, Minoru Imaeda 1999-11-16
5943465 Optical waveguide element, optical element, method for producing optical waveguide element and method for producing periodic domain-inverted structure Takashi Yoshino, Minoru Imaeda, Kiminori Mizuuchi, Kazuhisa Yamamoto 1999-08-24
5866200 Process for producing optical waveguide-provided substrate Takashi Yoshino, Minoru Imaeda, Kenji Kato, Takashi Oguchi 1999-02-02
5763055 Optical single crystalline articles and optical elements using such optical single crystalline articles Kazuyuki Kaigawa, Minoru Imaeda 1998-06-09