Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7068690 | Multiplex laser-light source and exposure system | Yoji Okazaki, Teruhiko Kuramachi | 2006-06-27 |
| 7068414 | Exposure head and exposure apparatus | Hiroshi Sunagawa, Hiromi Ishikawa, Yoji Okazaki, Takeshi Fujii, Toshihiko Omori | 2006-06-27 |
| 7061517 | Exposure head | Hiromi Ishikawa, Yoji Okazaki | 2006-06-13 |
| 7048528 | Exposure head, exposure apparatus, and application thereof | Hiromi Ishikawa, Yoji Okazaki, Takeshi Fujii, Hiromitsu Yamakawa | 2006-05-23 |
| 7024077 | Method of and structure for fixing optical element | — | 2006-04-04 |
| 7015488 | Exposure head, exposure apparatus, and application thereof | Hiromi Ishikawa, Yoji Okazaki, Takeshi Fujii, Hiromitsu Yamakawa | 2006-03-21 |
| 7014986 | Writing device and writing method | Mitsuru Sawano, Yoji Okazaki, Hiromi Ishikawa, Takeshi Fujii | 2006-03-21 |
| 7006887 | Optical modeling method | Yoji Okazaki | 2006-02-28 |
| 6995912 | Condensing lens, optically-multiplexed-laser-light source, and exposure system | Yoji Okazaki, Hiromitsu Yamakawa | 2006-02-07 |
| 6975659 | Laser diode array, laser device, wave-coupling laser source, and exposure device | Yoji Okazaki, Teruhiko Kuramachi | 2005-12-13 |
| 6960035 | Laser apparatus, exposure head, exposure apparatus, and optical fiber connection method | Yoji Okazaki, Hiromi Ishikawa, Takeshi Fujii, Hiromitsu Yamakawa | 2005-11-01 |
| 6928198 | Exposure head | Hiromi Ishikawa, Yoji Okazaki | 2005-08-09 |
| 6917637 | Cooling device for laser diodes | Yoji Okazaki | 2005-07-12 |
| 6900916 | Color laser display apparatus having fluorescent screen scanned with modulated ultraviolet laser light | Yoji Okazaki | 2005-05-31 |
| 6894712 | Exposure head, exposure apparatus, and application thereof | Hiromi Ishikawa, Yoji Okazaki, Takeshi Fujii, Hiromitsu Yamakawa | 2005-05-17 |
| 6876494 | Imaging forming apparatus | Hiromi Ishikawa | 2005-04-05 |
| 6754007 | One-dimensional optical condensing system, optical lighting system for correcting light intensity distribution, and exposure head | Hiromitsu Yamakawa, Yoji Okazaki, Hiromi Ishikawa | 2004-06-22 |
| 6717106 | Laser sintering apparatus | Yoji Okazaki | 2004-04-06 |
| 6718088 | Multiplex laser light source and exposure apparatus | Yoji Okazaki | 2004-04-06 |
| 6592645 | Method for producing fine powder of metallic nickel comprised of fine spherical particles | Hideto Mizutani, Minoru Yoneda, Toshihiro Sugaya, Hiroyoshi Urasumi, Chiyo Honda +6 more | 2003-07-15 |
| 6197273 | Method for producing fine spherical particles of carbonate or hydroxide of nickel, cobalt or copper | Kazunobu Abe, Shigefumi Kamisaka, Kiyoshi Fukai, Tsutomu Hatanaka, Shinji Ohgama +3 more | 2001-03-06 |
| 5232882 | Ozone decomposing reactor regeneration | Masafumi Yoshimoto, Tadao Nakatsuji, Tetsuo Tatsu | 1993-08-03 |
| 5232886 | Catalysts and methods for ozone decomposition | Masafumi Yoshimoto, Tadao Nakatsuji | 1993-08-03 |
| 5221649 | Catalysts and methods for ozone decomposition | Masafumi Yoshimoto, Tadao Nakatsuji | 1993-06-22 |
| 5214014 | Deodorizing catalyst | Masafumi Yoshimoto, Tadao Nakatsuji, Kimihiko Yoshida | 1993-05-25 |