Issued Patents All Time
Showing 1–18 of 18 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 |
| 11768448 | Information storage system including a plurality of terminals | Yasufumi Takahashi, Kunihiro Ohyama, Masayuki Yamane, Takeshi Uchitani, Tadashi Hayakawa +5 more | 2023-09-26 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 7460820 | Drive control device and image forming apparatus | — | 2008-12-02 |
| 7139104 | Downsized facsimile machine using semiconductor DAA | — | 2006-11-21 |