Inventor
MARUMOTO HIROTSUGU
JP5 patents
⚠️ This page may combine multiple inventors who share the name “MARUMOTO HIROTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO HEAVY INDUSTRIES
4 patentsUS12427703B2Sep 30, 2025
Injection molding machine
SUMITOMO HEAVY INDUSTRIES0 citations55
US7993128B2Aug 9, 2011
Screw and injection apparatus
SUMITOMO HEAVY INDUSTRIES4 citations54
US12251866B2Mar 18, 2025
Control method of injection molding machine and control device of injection molding machine
SUMITOMO HEAVY INDUSTRIES0 citations50
US7934923B2May 3, 2011
Screw, injection apparatus, and pressure member
SUMITOMO HEAVY INDUSTRIES0 citations33