Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064043 | Shutter blade apparatus, shutter unit, image pickup apparatus, exposure apparatus, and method of manufacturing device | — | 2011-11-22 |
| 7068352 | Exposure apparatus | — | 2006-06-27 |
| 5972812 | Ionic substance removing material for use in super-clean room and method of manufacturing the material | Kunihiro Sakata, Hiroshi Nonaka, Toshinori Suenaga, Shingo TOKUNAGA, Susumu Shuutoku +3 more | 1999-10-26 |
| 5856250 | Ionic substance removing material for use in super-clean room | Kunihiro Sakata, Hiroshi Nonaka, Toshinori Suenaga, Shingo TOKUNAGA, Susumu Shuutoku +3 more | 1999-01-05 |