Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10297680 | Bipolar transistor and method for producing the same | Yasunari Umemoto, Shigeki Koya | 2019-05-21 |
| 10209645 | Vertical biaxial developing device and image forming apparatus and process cartridge incorporating same | Yuuki Tsuchiya, Masayuki Yamane, Keiichi Yoshida, Toshiki Hayashi, Tatsuya OHHIRA | 2019-02-19 |
| 10168642 | Developing device and image forming apparatus and process cartridge incorporating same | Tatsuya OHHIRA, Masayuki Yamane, Keiichi Yoshida, Toshiki Hayashi, Yuuki Tsuchiya | 2019-01-01 |