SK

Seima Kato

Canon: 15 patents #4,433 of 19,416Top 25%
Overall (All Time): #309,671 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12385804 Optical apparatus, evaluation apparatus, evaluation method, and manufacturing method of optical system 2025-08-12
9557241 Wavefront aberration measuring method, wavefront aberration measuring apparatus and optical element manufacturing method 2017-01-31
8786863 Transmitted wavefront measuring method, refractive-index distribution measuring method, and transmitted wavefront measuring apparatus that calculate a frequency distribution and obtain a transmitted wavefront of the object based on a primary frequency spectrum in the frequency distribution 2014-07-22
8525982 Refractive index distribution measuring method and refractive index distribution measuring apparatus 2013-09-03
8520217 Talbot interferometer, its adjustment method, and measurement method Toshiyuki Naoi, Naoki Kohara, Chidane Ouchi 2013-08-27
8508725 Refractive index distribution measuring method and apparatus using position measurement and a reference object 2013-08-13
8477297 Refractive index distribution measuring method and apparatus, and method of producing optical element thereof, that use multiple transmission wavefronts of a test object immersed in at least one medium having a different refractive index from that of the test object and multiple reference transmission wavefronts of a reference object having known shape and refractive index distribution 2013-07-02
8472013 Refractive index distribution measurement method and apparatus that measure transmission wavefronts of a test object immersed in different media having refractive index lower than that of the test object 2013-06-25
8077391 Wavefront aberration measuring method, mask, wavefront aberration measuring device, exposure apparatus, and device manufacturing method Chidane Ouchi, Masanobu Hasegawa 2011-12-13
8004691 Measuring apparatus, exposure apparatus and method, and device manufacturing method Chidane Ouchi, Akihiro Nakauchi 2011-08-23
7952726 Measurement apparatus, exposure apparatus having the same, and device manufacturing method Chidane Ouchi 2011-05-31
7692799 Measurement apparatus, exposure apparatus, and device fabrication method 2010-04-06
7474413 Method and apparatus for analyzing interference fringe 2009-01-06
7443515 Apparatus for measuring optical properties of tested optical system using interference 2008-10-28
7283252 Measuring method and apparatus using interference, exposure method and apparatus using the same, and device fabrication method 2007-10-16