Issued Patents All Time
Showing 25 most recent of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9837700 | Antenna device and portable electronic device | Youichi Ushigome | 2017-12-05 |
| 9680204 | Antenna device | Yutaka Aoki, Kaoru Yoshida | 2017-06-13 |
| 8709688 | Oxide material, electrophotographic photoreceptor, process cartridge, and image forming device | Takeshi Iwanaga | 2014-04-29 |
| 8692719 | Multiband antenna and electronic device | Yuki Kotaka | 2014-04-08 |
| 8673525 | Electrophotographic photoreceptor, process cartridge and image forming apparatus | — | 2014-03-18 |
| 8655290 | Antenna with built-in filter and electronic device | Youichi Ushigome | 2014-02-18 |
| 8574798 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the same | Takeshi Iwanaga, Masayuki Nishikawa, Nobuyuki Torigoe | 2013-11-05 |
| 8460452 | Oxide material, electrophotographic photoreceptor, process cartridge, and image forming device | Takeshi Iwanaga | 2013-06-11 |
| 8404415 | Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the same | Takeshi Iwanaga, Nobuyuki Torigoe | 2013-03-26 |
| 8400364 | Multiband planar antenna and electronic equipment | Yuki Kotaka | 2013-03-19 |
| 8357478 | Electrophotographic photoconductor, process cartridge, and image forming apparatus | Hideya KATSUHARA, Takashi Imai, Nobuyuki Torigoe, Takeshi Iwanaga | 2013-01-22 |
| 8158316 | Electrophotographic photoreceptor, process cartridge and image forming apparatus | Takeshi Iwanaga, Nobuyuki Torigoe | 2012-04-17 |
| 8111200 | Planar antenna and electronic device | Yuki Kotaka, Fuminori Sano | 2012-02-07 |
| 8081124 | Planar monopole antenna and electronic device | — | 2011-12-20 |
| 7951517 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Takeshi Iwanaga | 2011-05-31 |
| 7928920 | Film antenna and electronic equipment | — | 2011-04-19 |
| 7906261 | Electrophotographic photoreceptor, and image forming apparatus and process cartridge using the same | Takeshi Iwanaga, Masayuki Nishikawa, Nobuyuki Torigoe | 2011-03-15 |
| 7777682 | Plane circular polarization antenna and electronic apparatus | — | 2010-08-17 |
| 7759033 | Electrophotographic photoreceptor, process cartridge and image forming device using the same | — | 2010-07-20 |
| 7750440 | Semiconductor film and manufacturing method thereof, light receiving element using semiconductor film, electrophotographic photoreceptor, process cartridge, and image forming device | — | 2010-07-06 |
| 7727688 | Electrophotographic photoreceptor and manufacturing method thereof, process cartridge, and image forming device | — | 2010-06-01 |
| 7678518 | Electrophotographic photoreceptor, and process cartridge and image-forming apparatus using the same | Takeshi Iwanaga | 2010-03-16 |
| 7678519 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Takeshi Iwanaga | 2010-03-16 |
| 7524598 | Electrophotographic photoreceptor, and process cartridge and image forming apparatus using the same | Takeshi Iwanaga | 2009-04-28 |
| 7506741 | Wheel conveyor | Kazutake Gomi | 2009-03-24 |