Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7819718 | Electronic device having catalyst used to form carbon fiber according to Raman spectrum characteristics | Takeo Tsukamoto | 2010-10-26 |
| 7611394 | Method of manufacturing electron-emitting element using catalyst to grow carbon fibers between opposite electrodes | Takeo Tsukamoto | 2009-11-03 |
| RE40103 | Electron beam apparatus and image forming apparatus | Hideaki Mitsutake, Naoto Nakamura, Yoshihisa Sano | 2008-02-26 |
| 7147533 | Method of producing electron emitting device using carbon fiber, electron source and image forming apparatus, and ink for producing carbon fiber | Takeo Tsukamoto | 2006-12-12 |
| 7104859 | Methods for manufacturing carbon fibers, electron-emitting device, electron source, image display apparatus, light bulb, and secondary battery using a thermal CVD method | Takeo Tsukamoto, Kazunari Oyama, Takahiro Sato, Shin Kitamura, Kazuya Miyazaki +2 more | 2006-09-12 |
| 7074105 | Catalyst used to form carbon fiber, method of making the same and electron emitting device, electron source, image forming apparatus, secondary battery and body for storing hydrogen | Takeo Tsukamoto | 2006-07-11 |
| 7012362 | Electron-emitting devices, electron sources, and image-forming apparatus | Takeo Tsukamoto | 2006-03-14 |
| 6867537 | Image-forming apparatus having vent tube and getter | Yasue Sato, Kazuyuki Ueda | 2005-03-15 |
| 6472814 | Electron-emitting device provided with pores that have carbon deposited therein | Masato Yamanobe, Takeo Tsukamoto | 2002-10-29 |
| 6274972 | Electron beam apparatus and image forming apparatus | Hideaki Mitsutake, Naoto Nakamura, Yoshihisa Sano | 2001-08-14 |
| 5952775 | Image-forming apparatus having vent tubes | Yasue Sato, Kazuyuki Ueda | 1999-09-14 |
| 5869919 | Air cooling for flat panel displays | Yasue Sato, Hisanobu Azuma | 1999-02-09 |
| 5861227 | Methods and manufacturing electron-emitting device, electron source, and image-forming apparatus | Sotomitsu Ikeda, Masato Yamanobe, Ichiro Nomura, Hidetoshi Suzuki, Yoshikazu Banno +5 more | 1999-01-19 |
| 5770918 | Electroconductive frit and image-forming apparatus using the same | Kazuhiro Ohki | 1998-06-23 |
| 5760538 | Electron beam apparatus and image forming apparatus | Hideaki Mitsutake, Naoto Nakamura, Yoshihisa Sano | 1998-06-02 |
| 5573891 | Method and apparatus for fine processing | Yasue Sato, Toshiyuki Komatsu | 1996-11-12 |
| 5490896 | Photomask or a light shielding member having a light transmitting portion and a light shielding portion | Takayuki Yagi, Toshiyuki Komatsu, Yasue Sato | 1996-02-13 |
| 5413664 | Apparatus for preparing a semiconductor device, photo treatment apparatus, pattern forming apparatus and fabrication apparatus | Takayuki Yagi, Toshiyuki Komatsu, Yasue Sato | 1995-05-09 |
| 5409802 | Method and apparatus for fine processing | Yasue Sato, Toshiyuki Komatsu | 1995-04-25 |
| 5344522 | Pattern forming process and process for preparing semiconductor device utilizing said pattern forming process | Takayuki Yagi, Toshiyuki Komatsu, Yasue Sato | 1994-09-06 |
| 4902109 | Electrochromic device | Ryoji Fujiwara, Etsuro Kishi | 1990-02-20 |