TU

Toshikazu Umatate

NI Nikon: 6 patents #659 of 2,493Top 30%
NK Nippon Kogaku K.K.: 1 patents #221 of 382Top 60%
Overall (All Time): #741,859 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8795953 Pattern forming method and method for producing device Soichi Owa, Tomoharu Fujiwara 2014-08-05
6040096 Mask substrate, projection exposure apparatus equipped with the mask substrate, and a pattern formation method utilizing the projection exposure apparatus Yukio Kakizaki, Toru Kiuchi, Kesayoshi Amano 2000-03-21
5894056 Mask substrate, projection exposure apparatus equipped with the mask substrate, and a pattern formation method utilizing the projection exposure apparatus Yukio Kakizaki, Toru Kiuchi, Kesayoshi Amano 1999-04-13
5243377 Lithography information control system Tadashi Yamaguchi 1993-09-07
4958082 Position measuring apparatus Susumu Makinouchi 1990-09-18
4833621 Method of and apparatus for aligning a substrate 1989-05-23
4780617 Method for successive alignment of chip patterns on a substrate Hiroyuki Suzuki 1988-10-25