Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5986760 | Shape measurement method and high-precision lens manufacturing process | Shigeru Nakayama, Takashi Genma, Tetsuji Onuki, Hajime Ichikawa | 1999-11-16 |
| 5774240 | Exposure apparatus for reproducing a mask pattern onto a photo-sensitive surface of a substrate using holographic techniques | Akihiro Goto, Takashi Genma, Yutaka Ichihara, Nobutaka Magome, Naomasa Shiraishi +2 more | 1998-06-30 |
| 5528390 | Exposure apparatus for reproducing a mask pattern onto a photo-sensitive surface of a substrate using holographic techniques | Akihiro Goto, Takashi Genma, Yutaka Ichihara, Nobutaka Magome, Naomasa Shiraishi +2 more | 1996-06-18 |