Inventor
MATSUDA RYOHEI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “MATSUDA RYOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUDA RYOHEI
10 patentsUS10281850B2May 7, 2019
Fixing device with nip formation pad having an abutment region and opening portions
MATSUDA RYOHEI2 citations72
US10168653B2Jan 1, 2019
Fixing device and image forming apparatus incorporating same
MATSUDA RYOHEI5 citations72
US10067449B2Sep 4, 2018
Fixing device and image forming apparatus
MATSUDA RYOHEI2 citations72
US11662678B2May 30, 2023
Fixing device with controlled heating and image forming apparatus
MATSUDA RYOHEI2 citations71
US10895834B2Jan 19, 2021
Fixing device, and image forming apparatus
MATSUDA RYOHEI0 citations62
US12560879B2Feb 24, 2026
Image forming apparatus
MATSUDA RYOHEI0 citations61
US10571834B2Feb 25, 2020
Fixing method, image forming method, and image forming apparatus
MATSUDA RYOHEI1 citations61
US12197150B2Jan 14, 2025
Fixing device and image forming apparatus incorporating the same
MATSUDA RYOHEI0 citations51
US11054775B2Jul 6, 2021
Fixing device and image forming apparatus incorporating same
MATSUDA RYOHEI0 citations51
US12164249B2Dec 10, 2024
Fixing device and image forming apparatus incorporating same
MATSUDA RYOHEI0 citations50
YOSHINAGA HIROSHI
3 patentsUS10295939B2May 21, 2019
Fixing device including a pressure rotator and a thermal conduction aid, and image forming apparatus including the fixing device
YOSHINAGA HIROSHI2 citations73
US12422766B2Sep 23, 2025
Fixing device and image forming apparatus incorporating same
YOSHINAGA HIROSHI0 citations62
US12353150B2Jul 8, 2025
Fixing device and image forming apparatus
YOSHINAGA HIROSHI0 citations51