Inventor
SAITO KATSUSHI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “SAITO KATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
3 patentsUS4968391ANov 6, 1990
Process for the preparation of a black surface-treated steel sheet
NIPPON STEEL CORP22 citations80
US5023146AJun 11, 1991
Black surface-treated steel sheet
NIPPON STEEL CORP13 citations72
US4857154AAug 15, 1989
Method for producing a Zn-series electroplated steel sheet
NIPPON STEEL CORP9 citations70
PRIME PLANET ENERGY & SOLUTIONS INC
3 patentsUS12506359B2Dec 23, 2025
Information processing apparatus for smart grid
PRIME PLANET ENERGY & SOLUTIONS INC0 citations50
US12441204B2Oct 14, 2025
Charge-and-discharge management system
PRIME PLANET ENERGY & SOLUTIONS INC0 citations47
US12205079B2Jan 21, 2025
Service system
PRIME PLANET ENERGY & SOLUTIONS INC0 citations47