Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10175645 | Image forming apparatus | Satoru Nishikawa, Satoshi Takada, Xubin Zhou, Naoki SAMBE | 2019-01-08 |
| 10073413 | Image forming apparatus with internal airflow | Satoshi Takada, Satoru Nishikawa, Xubin Zhou, Naoki SAMBE | 2018-09-11 |
| 9897971 | Powder collecting device and processing apparatus including the same | — | 2018-02-20 |
| 9400479 | Waste toner container and image forming apparatus | Akira Harada, Atsushi Kaneko | 2016-07-26 |
| 9291995 | Image forming apparatus for cooling a surface of a recording medium | — | 2016-03-22 |
| 9270106 | Temperature protection device of electronic device | — | 2016-02-23 |
| 7307378 | In-line type electron gun and color cathode ray tube apparatus using the same | Tsutomu Takekawa | 2007-12-11 |
| 7135813 | Color Braun tube apparatus with non-circular electron beam passage aperture | Tsutomu Takekawa | 2006-11-14 |
| 7122977 | Cathode-ray tube apparatus | Tsutomu Takekawa | 2006-10-17 |
| 7030548 | Cathode-ray tube apparatus | Tsutomu Takekawa | 2006-04-18 |
| 6853122 | Cathode-ray tube apparatus | Noriyuki Miyamoto, Tsutomu Takekawa, Masatane Jida, Kazunori Satou, Tomonari Ishihara | 2005-02-08 |
| 6703775 | Color cathode ray tube apparatus with an electron gun having an intermediate electrode | Noriyuki Miyamoto, Tsutomu Takekawa | 2004-03-09 |
| 6653771 | Electron gun assembly and cathode ray tube apparatus | Tomonari Ishihara, Kazunori Satou | 2003-11-25 |
| 6646370 | Cathode-ray tube apparatus | Tsutomu Takekawa | 2003-11-11 |
| 6586868 | Color cathode-ray tube apparatus with multi-lens electron focusing and yoke deflection | Tsutomu Takekawa, Kazunori Satou | 2003-07-01 |
| 6538397 | Color cathode-ray tube apparatus | Tsutomu Takekawa, Noriyuki Miyamoto | 2003-03-25 |
| 6489736 | Color cathode ray tube apparatus | Kazunori Satou, Tsutomu Takekawa | 2002-12-03 |
| 6479951 | Color cathode ray tube apparatus | Tustomu Takekawa, Noriyuki Miyamoto | 2002-11-12 |
| 6404149 | Cathode ray tube apparatus | Tsutomu Takekawa | 2002-06-11 |
| 6396202 | Electron gun structure including cathode support strap with opening portion | Shigeru Sugawara, Tsutomu Takekawa | 2002-05-28 |
| 6339284 | Color cathode ray tube apparatus having auxiliary grid electrodes | Tsutomu Takekawa | 2002-01-15 |
| 6335597 | Color cathode-ray tube apparatus | Kazunori Satou, Tsutomu Takekawa | 2002-01-01 |
| 5994826 | Color cathode ray tube | Tsutomu Takekawa | 1999-11-30 |
| 5882150 | Indexable end mill | Sinji Furuta | 1999-03-16 |