Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9530692 | Method of forming through wiring | Shinan Wang | 2016-12-27 |
| 7189427 | Manufacturing method of an image forming apparatus | Toshihiko Takeda, Masaru Kamio, Masataka Yamashita, Yasue Sato, Hitoshi Oda +3 more | 2007-03-13 |
| 6878027 | Method for producing electron source, electron source produced thereby, method for producing image forming apparatus and image forming apparatus produced thereby | — | 2005-04-12 |
| 6822397 | Method of manufacturing image forming apparatus | Shuji Aoki, Izumi Tabata, Akihiko Yamano, Hisashi Sakata | 2004-11-23 |
| 6802753 | METHOD FOR MANUFACTURING ELECTRON BEAM DEVICE, METHOD FOR MANUFACTURING IMAGE FORMING APPARATUS, ELECTRON BEAM DEVICE AND IMAGE FORMING APPARATUS MANUFACTURED THOSE MANUFACTURING METHODS, METHOD AND APPARATUS FOR MANUFACTURING ELECTRON SOURCE, AND APPARATUS FOR MANUFACTURING IMAGE FORMING APPARATUS | Yoichi Ando, Keisuke Yamamoto, Tamaki Kobayashi, Satoshi Mogi, Akira Hayama | 2004-10-12 |
| 6726520 | Apparatus for producing electron source | Toshihiko Takeda, Masaru Kamio, Masataka Yamashita, Yasue Sato, Hitoshi Oda +3 more | 2004-04-27 |
| 6409566 | Method of manufacturing an electron source and image forming apparatus using the same | Mitsutoshi Hasegawa, Yoshiyuki Osada, Hisaaki Kawade, Yuji Kasanuki, Yoshimasa Okamura | 2002-06-25 |
| 6313571 | Electron source and image-forming apparatus | Mitsutoshi Hasegawa, Yoshiyuki Osada, Hisaaki Kawade, Yuji Kasanuki, Yoshimasa Okamura | 2001-11-06 |
| 5912531 | Electron source and image-forming apparatus | Mitsutoshi Hasegawa, Yoshiyuki Osada, Hisaaki Kawade, Yuji Kasanuki, Yoshimasa Okamura | 1999-06-15 |
| 5659184 | III-V compound semiconductor device with a polycrystalline structure with minimum grain size of 0.6 .mu.m and printer and display device utilizing the same | Hiroyuki Tokunaga | 1997-08-19 |
| 5602057 | Process of making a semiconductor device using crystal growth by a nucleation site in a recessed substrate and planarization | Hiroyuki Tokunaga | 1997-02-11 |
| 5548131 | Light-emitting device, optical recording head utilizing said device, and optical printer utilizing said optical recording head | Hiroyuki Tokunaga | 1996-08-20 |
| 5369290 | Light emission element using a polycrystalline semiconductor material of III-V group compound | Hiroyuki Tokunaga | 1994-11-29 |
| 5243200 | Semiconductor device having a substrate recess forming semiconductor regions | Hiroyuki Tokunaga | 1993-09-07 |
| 5239190 | Light emitting device and method for manufacturing the same | — | 1993-08-24 |
| 5115284 | Light-emitting device | — | 1992-05-19 |