Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416878 | Information storage system including a plurality of terminals | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2025-09-16 |
| 11768370 | Projector, display system, and mobile object | Kazuhiro Fujita | 2023-09-26 |
| 11768448 | Information storage system including a plurality of terminals | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2023-09-26 |
| 11635618 | Optical element, display system, and mobile object | Kento Nakamura, Shimpei Ogino | 2023-04-25 |
| 11429036 | Information storage system including a plurality of terminals | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2022-08-30 |
| 11275327 | Information storage system including a plurality of terminals | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2022-03-15 |
| 11188007 | Developer container which discharges toner from a lower side and includes a box section | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2021-11-30 |
| 11061227 | Display device and apparatus | Kazuhiro Fujita, Maiko YASUI, Takehide Ohno | 2021-07-13 |
| 11048081 | Display device, display system, and mobile object | Kazuhiro Fujita, Maiko YASUI | 2021-06-29 |
| 10976544 | Display device and apparatus | Kazuhiro Fujita | 2021-04-13 |
| 10754275 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2020-08-25 |
| 10725398 | Developer container having a cap with three portions of different diameters | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2020-07-28 |
| 9989887 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2018-06-05 |
| 9599927 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2017-03-21 |
| 9256158 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2016-02-09 |
| 9170530 | Powder container and image forming apparatus incorporating same | Yuki Oshikawa, Takuya Seshita, Toshiki Hayashi, Masashi Nagayama, Hiroyuki Uenishi +1 more | 2015-10-27 |
| 9110402 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2015-08-18 |
| 9081327 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2015-07-14 |
| 9069287 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2015-06-30 |
| 9008556 | Development device and image forming apparatus and process unit incorporating same | Yuuji Ishikura, Katsuhiro Aoki, Masaaki Yamada, Masayuki Yamane, Atsushi Kurokawa | 2015-04-14 |
| 8909071 | Apparatus and method for preventing an information storage device from falling from a removable device | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2014-12-09 |
| 8824932 | Development device, and process cartridge and image forming apparatus incorporating same | Katsumi Masuda, Takamasa Ozeki, Nobuyuki Taguchi, Toshiki Hayashi, Kyohta Koetsuka +4 more | 2014-09-02 |
| 8682230 | Development device, process cartridge, and image forming apparatus including same having multiple recesses formed on a developer bearer | Nobuyuki Taguchi, Katsumi Masuda, Takamasa Ozeki, Toshiki Hayashi, Kyohta Koetsuka +4 more | 2014-03-25 |
| 8660441 | Information storage device, removable device, developer container, and image forming apparatus | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2014-02-25 |
| 8346105 | Information storage device, removable device, developer container, and image forming apparatus | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2013-01-01 |