Inventor
KAWAGUCHI KAZUHIRO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KAWAGUCHI KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKUYAMA CORP
7 patentsUS11958723B2Apr 16, 2024
Unloading jig, unloading method, and method for producing silicon rod
TOKUYAMA CORP0 citations59
US11794330B2Oct 24, 2023
Hammer
TOKUYAMA CORP0 citations59
US11590509B2Feb 28, 2023
Method for manufacturing polycrystalline silicon fragment and polycrystalline silicon block fracture device
TOKUYAMA CORP0 citations55
US10307763B2Jun 4, 2019
Polycrystalline silicon fragment, method for manufacturing polycrystalline silicon fragment, and polycrystalline silicon block fracture device
TOKUYAMA CORP1 citations55
US12338548B2Jun 24, 2025
Protective structure for silicon rod and method for manufacturing silicon rod
TOKUYAMA CORP0 citations48
US12358663B2Jul 15, 2025
Jig and method for manufacturing boxed body of polycrystalline silicon
TOKUYAMA CORP0 citations40
US12091645B2Sep 17, 2024
Washing method, manufacturing method, and washing device for polycrystalline silicon
TOKUYAMA CORP0 citations40