Inventor
OKAZAKI TAKAHIRO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “OKAZAKI TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON ITF INC
3 patentsUS10428416B2Oct 1, 2019
Coating film, manufacturing method for same, and PVD device
NIPPON ITF INC3 citations71
US11261519B2Mar 1, 2022
Coating film, manufacturing method therefor, and PVD apparatus
NIPPON ITF INC0 citations60
US10457885B2Oct 29, 2019
Coating film, manufacturing method for same, and PVD device
NIPPON ITF INC0 citations39
NIPPON PISTON RING CO LTD
3 patentsUS11293548B2Apr 5, 2022
Sliding member and coating film
NIPPON PISTON RING CO LTD2 citations69
US12516731B2Jan 6, 2026
Sliding member, manufacturing method thereof, and coating film
NIPPON PISTON RING CO LTD0 citations62
US11946010B2Apr 2, 2024
Sliding member, manufacturing method thereof, and coating film
NIPPON PISTON RING CO LTD0 citations62