Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7276150 | Method of desulfurizing gas oil fraction, desulfurized gas oil, and desulfurizer for gas oil fraction | Shigeki Nagamatsu, Akira Sugimoto, Makoto Inomata, Tetsuya Watanabe | 2007-10-02 |
| 6701752 | Synthesized silica glass optical member and method for manufacturing the same | Nobuyasu Mantoku, Shinji Makikawa, Seiki Ejima | 2004-03-09 |
| 6681074 | Method for producing base material for optical fiber having deformed first clad, base material for optical fiber and optical fiber | Nobuyasu Mantoku, Shinji Makikawa, Seiki Ejima | 2004-01-20 |
| 6600857 | Grating optical fiber, and optical fiber base material suitable for grating | Masayasu Nagaoka, Nobuyasu Mantoku, Kazuo Koya | 2003-07-29 |
| 6564585 | Method for producing a second-order nonlinear glass material | Seiki Ejima, Akira Ikushima, Takumi Fujiwara | 2003-05-20 |
| 6497992 | Process for manufacturing semiconductor integrated circuit device | Takashi Yunogami, Shunji Sasabe, Kazuyuki Suko, Takao Kumihashi, Fumio Murai | 2002-12-24 |
| 6380109 | Second-order nonlinear glass material | Seiki Ejima, Akira Ikushima, Takumi Fujiwara | 2002-04-30 |
| 6308372 | Mounting structure of wiper apparatus | — | 2001-10-30 |
| 6301412 | Apparatus and method for making multi-branching optical coupler | Tsuneo Mori, Masaaki Shirota, Seiki Ejima, Sayuri Maeda, Kazuo Koya | 2001-10-09 |
| 6157758 | Grating optical fiber, and optical fiber base material suitable for grating | Masayasu Nagaoka, Nobuyasu Mantoku, Kazuo Koya | 2000-12-05 |
| 6057081 | Process for manufacturing semiconductor integrated circuit device | Takashi Yunogami, Shunji Sasabe, Kazuyuki Suko, Takao Kumihashi, Fumio Murai | 2000-05-02 |
| 5887233 | Photographic developing apparatus and electrifying apparatus | Noriaki Yamazaki, Akihiko Noda, Shinichi Kuramoto, Shota Oba | 1999-03-23 |
| 5712941 | Rare earth element-doped multiple-core optical fiber and method for fabricating the same | Katsuyuki Imoto, Kazuo Koya | 1998-01-27 |
| 5706124 | Rare earth element-doped optical fiber amplifier | Katsuyuki Imoto, Kazuo Koya | 1998-01-06 |
| 5671309 | Wide-band optical fiber coupler and method for preparing the same | Masaaki Shirota, Kazuo Koya | 1997-09-23 |
| 5541736 | Color image forming system which conducts charging exposure and development with respect to a photosensitive medium at a plurality of times | Toshiaki Sagara, Toru Teshigawara, Yasuki Yamauchi, Haruyuki Namba, Takuto TANAKA +3 more | 1996-07-30 |
| 5513038 | Antireflective film and optical elements having the same | — | 1996-04-30 |
| 5463452 | Single-component developing apparatus | Shigeru Inaba, Masaaki Fukuhara, Makoto Hirota, Mitsuo Yamamoto, Hideaki Miyata +5 more | 1995-10-31 |
| 5286623 | Method for screening for Kawasaki disease | Donald Y.M. Leung, Brian Kotzin | 1994-02-15 |
| 5247333 | One-component developing apparatus | Mikio Yamamoto, Hidekiyo Tachibana, Masashi Kajimoto, Yutaka Toyoda, Masaaki Fukuhara +2 more | 1993-09-21 |
| 5179760 | Apparatus for changing wiping range of wiper | — | 1993-01-19 |