Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429799 | Toner cartridge and image forming apparatus | Rei Yamagishi | 2025-09-30 |
| 12130578 | Image forming apparatus | Masahiko Mizuno | 2024-10-29 |
| 11561194 | Gas sensor element and gas sensor | Midori Matsumura, Hiroshi Isomura, Ryosuke OTA | 2023-01-24 |
| 9882399 | Power source generation circuit and integrated circuit | Eiichi Sadayuki | 2018-01-30 |
| 8981734 | Power source generation circuit and integrated circuit | Eiichi Sadayuki | 2015-03-17 |
| 7916549 | Memory self-test circuit, semiconductor device and IC card including the same, and memory self-test method | — | 2011-03-29 |
| 7711917 | Semiconductor device and IC card | George Nakane, Yoshitaka Mano | 2010-05-04 |
| 7688637 | Memory self-test circuit, semiconductor device and IC card including the same, and memory self-test method | — | 2010-03-30 |