Issued Patents All Time
Showing 1–25 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7338754 | Micro-lens array substrate and production method therefor, and projection type liquid crystal display unit using those | Kuniaki Okada, Yukiko Nagasaka, Kazuya Kitamura, Yoshihiro Sekimoto, Hiroshi Nakanishi | 2008-03-04 |
| 7319820 | Method of manufacturing optical communication system | Yorishige Ishii, Toshihiro Tamura, Tetsuo Iwaki | 2008-01-15 |
| 7251076 | Optical component and method for producing thick polyimide film | Kuniaki Okada, Hiroyuki Yamamoto, Shinya Yoshida | 2007-07-31 |
| 7106682 | Optical pickup | Tetsuo Ueyama, Keiji Sakai, Katsushige Masui, Naotaka Otsuka, Renzaburo Miki +2 more | 2006-09-12 |
| 7038995 | Optical pickup for optically reading/writing data including convergent and aberration correction optical systems | Kazuya Kitamura | 2006-05-02 |
| 7031064 | Method of microlens array and projection type of liquid crystal display apparatus | Kazuya Kitamura, Yoshihiro Sekimoto, Kuniaki Okada, Noboru Fujita, Yukiko Nagasaka +1 more | 2006-04-18 |
| 6979134 | Optical communication module | Yorishige Ishii, Toshiyuki Matsushima, Hideaki Fujita, Yoshifumi Iwai, Toshihiro Tamura | 2005-12-27 |
| 6937381 | Optical pickup device | Kazuya Kitamura, Tetsuo Iwaki | 2005-08-30 |
| 6868055 | Optical pickup | Tetsuo Ueyama, Keiji Sakai, Katsushige Masui, Naotaka Otsuka, Renzaburo Miki +2 more | 2005-03-15 |
| 6822799 | Exposing apparatus and exposing method for microlens array | Kazuya Kitamura, Kuniaki Okada, Yoshihiro Sekimoto, Hiroshi Nakanishi | 2004-11-23 |
| 6744568 | Objective lens, method for correcting manufacturing error thereof, and optical pick-up device using the same | Kazuya Kitamura, Takeshi Yamaguchi, Tetsuo Iwaki | 2004-06-01 |
| 6741406 | Objective lens, optical pickup-device equipped with same and assembling method of same | Kazuya Kitamura, Tetsuo Iwaki | 2004-05-25 |
| 6731856 | Organic waveguide and manufacturing method thereof and optical part using the same | Hideaki Fujita, Yorishige Ishii, Toshihiro Tamura | 2004-05-04 |
| 6626584 | Two-way optical communication device, two-way optical communication system, and method for assembling two-way optical communication device | Hideaki Fujita, Yorishige Ishii, Yoshifumi Iwai, Toshiyuki Matsushima, Toshihiro Tamura | 2003-09-30 |
| 6618543 | Optical devices made with vacuum-baked films | Hideaki Fujita, Yorishige Ishii, Toshihiro Tamura | 2003-09-09 |
| 6525296 | Method of processing and optical components | Toshiyuki Matsushima, Yorishige Ishii, Kuniaki Okada, Hideaki Fujita, Toshihiro Tamura | 2003-02-25 |
| 6516115 | Two-way optical communication device and two-way optical communication apparatus | Hideaki Fujita, Yorishige Ishii, Yoshifumi Iwai, Toshiyuki Matushima, Toshihiro Tamura | 2003-02-04 |
| 6501876 | Bidirectional optical communication device and bidirectional optical communication apparatus | Kuniaki Okada, Yorishige Ishii, Toshiyuki Matsushima, Hideaki Fujita | 2002-12-31 |
| 6487015 | Diffraction grating having multiple gratings with different cycles for generating multiple beams and optical pickup using such diffraction grating | Kazuya Kitamura, Takeshi Yamaguchi, Tetsuo Ueyama | 2002-11-26 |
| 6438089 | Optical pickup device | Kazuya Kitamura, Tetsuo Iwaki | 2002-08-20 |
| 6388822 | Optical pickup device and optical recording medium | Kazuya Kitamura, Tetsuo Iwaki | 2002-05-14 |
| 6292609 | Optical components including an optical element having a surface that is tapered | Toshiyuki Matsushima, Yorishige Ishii, Kuniaki Okada, Hideaki Fujita, Toshihiro Tamura | 2001-09-18 |
| 6078707 | Waveguide-photodetector, method for producing the same, waveguide usable in the waveguide-photodetector, and method for producing the same | Hiroyuki Yamamoto, Yoshio Yoshida, Motohiko Yamamoto | 2000-06-20 |
| 6030540 | Method for producing tapered waveguide | Hiroyuki Yamamoto, Yoshio Yoshida | 2000-02-29 |
| 6021239 | Photocoupler and method for producing the same | Kohji Minami, Hisato Uetsuka, Hirobumi Ouchi | 2000-02-01 |