Issued Patents All Time
Showing 1–25 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11947313 | Toner and two-component developer | Yoritaka Tsubaki | 2024-04-02 |
| 11726118 | Frequency detection circuit | Kenichi Tajima | 2023-08-15 |
| 11683044 | Wireless power transmitting device | Hideyuki Nakamizo, Hiroshi Otsuka, Yukihiro Homma | 2023-06-20 |
| 11297695 | Dielectric heating device and dielectric heating electrodes | Akihito Hirai, Eigo Kuwata, Kazuhiro Iyomasa | 2022-04-05 |
| 11243599 | Semiconductor device | — | 2022-02-08 |
| 10732531 | Toner, two-component developer, and method for producing toner | Keiichi Kikawa, Yoritaka Tsubaki, Takeshi Katoh, TADANORI KANO, Yuya Kondo +2 more | 2020-08-04 |
| 9885968 | Toner | Yuya Kondo, Yoritaka Tsubaki | 2018-02-06 |
| 9750133 | Printed circuit board | Toyokazu Shibata | 2017-08-29 |
| 9731750 | Rack-and-pinion steering gear unit | Seiji Ueno | 2017-08-15 |
| 9304420 | Two-component developer, developing device, image forming apparatus, and image forming method | Nobuyuki Yoshioka, Takanori Kamoto, Tadashi Iwamatsu | 2016-04-05 |
| 8833938 | Progressive-power spectacle lens design method | Tadashi Kaga | 2014-09-16 |
| 8741525 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Takanori Kamoto, Tadashi Iwamatsu, Nobuyuki Yoshioka, Hiroyuki Hirakawa, Yoshinori Mutoh +3 more | 2014-06-03 |
| 8735041 | Method for producing resin-coated carrier, resin-coated carrier, two-component developer, developing device, image forming apparatus and image forming method | Takanori Kamoto, Takayuki Yamanaka, Tadashi Iwamatsu, Nobuyuki Yoshioka | 2014-05-27 |
| 8684523 | Spectacle lens, spectacle lens design method, and design apparatus | Tadashi Kaga, Hiroshi Asami | 2014-04-01 |
| 8562134 | Vision shift amount measuring method and vision shift amount measuring jig | — | 2013-10-22 |
| 8409778 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Tadashi Iwamatsu, Takanori Kamoto, Nobuyuki Yoshioka, Natsuki Matsuura, Nobuhiro Seki +1 more | 2013-04-02 |
| 8378926 | Color display device and color display method | Junichi Nakamura | 2013-02-19 |
| 8342680 | Eyeglass lens | — | 2013-01-01 |
| 8333473 | Wearing condition parameter measurement device for spectacle lens and wearing condition parameter measurement method for spectacle lens | — | 2012-12-18 |
| 8297752 | Spectacle lens selection method and spectacle lens selection system | — | 2012-10-30 |
| 8293446 | Resin-coated carrier method of manufacturing the same, two-component developer including resin-coated carrier, developing device and image forming apparatus | Takanori Kamoto, Nobuyuki Yoshioka, Ayae Nagaoka, Tadashi Iwamatsu | 2012-10-23 |
| 8279700 | Semiconductor electrically programmable fuse (eFuse) having a polysilicon layer not doped with an impurity ion and a programming method thereof | Toshimasa Namekawa | 2012-10-02 |
| 8209234 | Spectacle lens selection system and spectacle lens selection method | — | 2012-06-26 |
| 8199071 | Color display device and color display method | Junichi Nakamura | 2012-06-12 |
| 7969385 | Color display device and color display method | Junichi Nakamura | 2011-06-28 |