Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9699880 | Plasma generating system having movable electrodes | Sang Hun Lee, Orion Weihe | 2017-07-04 |
| 9144858 | Plasma generating system having movable electrodes | Sang Hun Lee, Orion Weihe | 2015-09-29 |
| 8968651 | Sterilization method | Hirofumi Hayashi, Tomoyuki Hirose, Kazuhiro Kimura, Masaaki Mike, Ryuichi Iwasaki +6 more | 2015-03-03 |
| 8633648 | Gas conversion system | Jae-Mo Koo, Sang Hun Lee | 2014-01-21 |
| 8580086 | High concentration NO2 generating system and method for generating high concentration NO2 using the generating system | Hidetaka Matsuuchi, Tomoyuki Hirose, Ryuichi Iwasaki, Masaaki Mike, Shigeru Masuda +6 more | 2013-11-12 |
| 8425852 | High concentration NO2 generating system and method for generating high concentration NO2 using the generating system | Hidetaka Matsuuchi, Tomoyuki Hirose, Ryuichi Iwasaki, Masaaki Mike, Shigeru Masuda +6 more | 2013-04-23 |
| 6330016 | Image recording apparatus and image recording method | — | 2001-12-11 |
| 6222578 | Image recording apparatus for correcting nonuniformities in the exposure light amount | — | 2001-04-24 |
| 5867252 | Image printer | — | 1999-02-02 |
| 5859689 | Image printer | — | 1999-01-12 |
| 5822039 | Photographic printing and developing apparatus | Shigeki Nishida | 1998-10-13 |
| 5790238 | Photographic image exposing apparatus | Masazumi Ishikawa | 1998-08-04 |
| 5790240 | Image exposure system | Masazumi Ishikawa | 1998-08-04 |
| 5734461 | Photographic image exposing apparatus | Masazumi Ishikawa | 1998-03-31 |
| 5689326 | Photographic printing apparatus | Junji Yamada | 1997-11-18 |
| 5684568 | Image printer | Masazumi Ishikawa | 1997-11-04 |
| 5633725 | Photo-printing apparatus with simultaneous control of projection exposure unit and digital exposure unit | Shigeki Nishida | 1997-05-27 |
| 5617171 | Photographic processing method | Masazumi Ishikawa | 1997-04-01 |
| 5602618 | Image printer with overlapping projection and image exposure units | — | 1997-02-11 |
| 5488450 | Image printer | — | 1996-01-30 |
| 5483317 | Film developing device | — | 1996-01-09 |
| 5452050 | Image printer | Masazumi Ishikawa | 1995-09-19 |
| 5452040 | Film developing apparatus | Shigeki Nishida | 1995-09-19 |
| 5447827 | Photographic processing method | Masazumi Ishikawa | 1995-09-05 |
| 5448335 | Photographic processing apparatus | Masazumi Ishikawa | 1995-09-05 |