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 51–56 of 56 patents

Patent #TitleCo-InventorsDate
5737117 Second harmonic generation element and a process for producing the same Minoru Imaeda, Katsuhiro Imai, Takashi Yoshino, Akihiko Honda 1998-04-07
5650006 Process for producing a lithium niobate-lithium tantalate single crystal substrate Minoru Imaeda, Tsuguo Fukuda 1997-07-22
5643688 Optoelectric articles and a process for producing the same Tsuguo Fukuda, Minoru Imaeda 1997-07-01
5603762 Process and apparatus for the production of films of oxide type single crystal Nobuyuki Kokune, Kazuaki Yamaguchi, Shoji Sogo, Ryuichi Ohuchi, Minoru Imaeda 1997-02-18
5539569 Optoelectric articles and a process for producing the same Tsuguo Fukuda, Minoru Imaeda 1996-07-23
5517942 Process for producing optoelectric articles Tsuguo Fukuda, Yasunori Okano, Minoru Imaeda 1996-05-21