Inventor
MARUYAMA HIDENOBU
JP27 patents
⚠️ This page may combine multiple inventors who share the name “MARUYAMA HIDENOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
26 patentsUS11804763B2Oct 31, 2023
Axial gap motor
SEIKO EPSON CORP2 citations72
US11565452B2Jan 31, 2023
Injection molding apparatus and method
SEIKO EPSON CORP2 citations72
US12103211B2Oct 1, 2024
Plasticizing device, injection molding device, and three-dimensional modeling device
SEIKO EPSON CORP1 citations62
US11411447B2Aug 9, 2022
Axial gap motor
SEIKO EPSON CORP0 citations61
US12358196B2Jul 15, 2025
Material discharge device, nozzle, and plasticizing device
SEIKO EPSON CORP1 citations60
US10822187B2Nov 3, 2020
Roller, separation device, image reading apparatus, and recording apparatus
SEIKO EPSON CORP1 citations59
US11931933B2Mar 19, 2024
Injection molding system
SEIKO EPSON CORP0 citations58
US11742709B2Aug 29, 2023
Axial gap motor having a void portion provided for the increased torque of said motor
SEIKO EPSON CORP0 citations52
US12441036B2Oct 14, 2025
Injection molding system and manufacturing system
SEIKO EPSON CORP0 citations51
US12049030B2Jul 30, 2024
Injection molding system
SEIKO EPSON CORP0 citations51
US12042965B2Jul 23, 2024
Injection molding system
SEIKO EPSON CORP0 citations51
US11865752B2Jan 9, 2024
Plasticizing device, injection molding apparatus, and three-dimensional shaping apparatus
SEIKO EPSON CORP0 citations51
US11724427B2Aug 15, 2023
Plasticizing apparatus, injection molding apparatus, and three-dimensional modeling apparatus
SEIKO EPSON CORP0 citations51
US11590678B2Feb 28, 2023
Material feeding device, injection molding device, and three-dimensional modeling device
SEIKO EPSON CORP0 citations51
US11718006B2Aug 8, 2023
Material delivery device, three-dimensional shaping device, and injection molding device
SEIKO EPSON CORP0 citations49
US11679540B2Jun 20, 2023
Plasticizing device, injection molding apparatus, and three-dimensional shaping apparatus
SEIKO EPSON CORP0 citations49
US12570032B2Mar 10, 2026
Plasticizing device, injection molding device, and three-dimensional shaping device
SEIKO EPSON CORP0 citations48
US12390968B2Aug 19, 2025
Plasticizing device, injection molding apparatus, and three-dimensional shaping apparatus
SEIKO EPSON CORP0 citations47
US12285896B2Apr 29, 2025
Injection molding device
SEIKO EPSON CORP0 citations47
US11992988B2May 28, 2024
Injection molding apparatus
SEIKO EPSON CORP0 citations47
US12583163B2Mar 24, 2026
Injection molding system
SEIKO EPSON CORP0 citations46
US11577437B2Feb 14, 2023
Plasticizing device, injection molding device, and three-dimensional shaping device
SEIKO EPSON CORP0 citations46
US10554832B2Feb 4, 2020
Roller, separation device, image reading apparatus, and recording apparatus
SEIKO EPSON CORP0 citations46
US10404875B2Sep 3, 2019
Roller, separation device, image reading apparatus, and recording apparatus
SEIKO EPSON CORP0 citations46
US12208544B2Jan 28, 2025
Material supply device and plasticizing apparatus
SEIKO EPSON CORP0 citations45
US12122081B2Oct 22, 2024
Plasticizing device, injection molding device, and three-dimensional shaping device
SEIKO EPSON CORP0 citations44