TK

Tetsuo Kikuchi

Sharp Kabushiki Kaisha: 74 patents #82 of 10,731Top 1%
OL Olympus: 36 patents #35 of 3,097Top 2%
Canon: 22 patents #2,832 of 19,416Top 15%
NI Nikon: 8 patents #523 of 2,493Top 25%
OI Olympus Imaging: 8 patents #36 of 341Top 15%
RI Rigaku: 8 patents #19 of 239Top 8%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
ST Sharp Display Technology: 1 patents #115 of 250Top 50%
NK Nippon Kogaku K.K.: 1 patents #221 of 382Top 60%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
Overall (All Time): #5,623 of 4,157,543Top 1%
157
Patents All Time

Issued Patents All Time

Showing 151–157 of 157 patents

Patent #TitleCo-InventorsDate
5661837 Illumination optical apparatus and scanning exposure apparatus using the same Noriaki Yamamoto 1997-08-26
5617181 Exposure apparatus and exposure method Masamitsu Yanagihara, Hiroshi Shirasu 1997-04-01
5594587 Illumination device with allowable error amount of telecentricity on the surface of the object to be illuminated and exposure apparatus using the same Hideki Komatsuda, Hideo Hirose 1997-01-14
5581075 Multi-beam scanning projection exposure apparatus and method with beam monitoring and control for uniform exposure of large area Tsuyoshi Naraki, Masamitsu Yanagihara, Hiroshi Shirasu, Tomohide Hamada, Noriaki Yamamoto 1996-12-03
5132809 Image display apparatus Hiroaki Suzuki 1992-07-21
4939630 Illumination optical apparatus Masahiro Nakagawa, Koichi Matsumoto, Haruo Ozawa, Hiroshi Shirasu, Yuji Kudoh 1990-07-03
4769750 Illumination optical system Koichi Matsumoto, Makoto Uehara 1988-09-06