YO

Yasuhiro Omura

NI Nikon: 80 patents #13 of 2,493Top 1%
OC Olympus Optical Co.: 3 patents #953 of 2,334Top 45%
IJ Ishikawajima-Harima Jukogyo: 2 patents #81 of 494Top 20%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
📍 Gyōda, JP: #5 of 565 inventorsTop 1%
Overall (All Time): #20,214 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 51–75 of 85 patents

Patent #TitleCo-InventorsDate
6788389 Production method of projection optical system Youhei Fujishima, Hironori Ikezawa, Toshihiko Ozawa, Takeshi Suzuki 2004-09-07
6768537 Projection optical system, exposure apparatus, and exposure method Takeshi Suzuki, Hideki Komatsuda 2004-07-27
6757051 Projection optical system, manufacturing method thereof, and projection exposure apparatus Tetsuo Takahashi, Jin Nishikawa 2004-06-29
6750948 PROJECTION OPTICAL SYSTEM, PROJECTION EXPOSURE APPARATUS HAVING THE PROJECTION OPTICAL SYSTEM, PROJECTION METHOD THEREOF, EXPOSURE METHOD THEREOF AND FABRICATING METHOD FOR FABRICATING A DEVICE USING THE PROJECTION EXPOSURE APPARATUS 2004-06-15
6714280 Projection optical system, projection exposure apparatus, and projection exposure method 2004-03-30
6707601 Exposure apparatus and method Yutaka Suenaga 2004-03-16
6674513 Projection exposure methods and apparatus, and projection optical systems 2004-01-06
6661499 Projection exposure apparatus with a catadioptric projection optical system Toshihiko Ozawa, Takashi Mori, Hideki Komatsuda 2003-12-09
6646797 Exposure apparatus and method Yutaka Suenaga 2003-11-11
6639732 Projection exposure apparatus and method Tetsuo Takahashi, Masatoshi Ikeda, Shiwen Li 2003-10-28
6639734 Catadioptric imaging system and a projection exposure apparatus provided with said imaging system 2003-10-28
6606144 Projection exposure methods and apparatus, and projection optical systems 2003-08-12
6556353 Projection optical system, projection exposure apparatus, and projection exposure method 2003-04-29
6512641 Projection exposure apparatus and method 2003-01-28
6473243 Catadioptric imaging system and a projection exposure apparatus provided with said imaging system 2002-10-29
6466303 Projection exposure apparatus with a catadioptric projection optical system Toshihiko Ozawa, Takashi Mori, Hideki Komatsuda 2002-10-15
6451507 Exposure apparatus and method Yutaka Suenaga 2002-09-17
6452723 Exposure apparatus and method Yutaka Suenaga 2002-09-17
6362926 Projection exposure apparatus and method Yutaka Ichihara, Tetsuo Takahashi 2002-03-26
6208473 Catadioptric projection lens 2001-03-27
6195213 Projection exposure apparatus and method Tetsuo Takahashi, Masatoshi Ikeda, Shiwen Li, Yutaka Ichihara 2001-02-27
6104542 Wide-angle eyepiece lens with large eye relief 2000-08-15
6081382 Catadioptric reduction projection optical system 2000-06-27
6069749 Catadioptric reduction optical system 2000-05-30
5969802 Exposure apparatus Tetsuo Takahashi, Shigeo Mizoroke 1999-10-19