Inventor

KAWAGOSHI RYOSUKE

JP5 patents

⚠️ This page may combine multiple inventors who share the name “KAWAGOSHI RYOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIHON PARKERIZING

2 patents

US6180179B1Jan 30, 2001

Displace deposition-plated and doping-modified metal material and process for producing same

NIHON PARKERIZING6 citations61

US9039882B2May 26, 2015

Metal material with a bismuth film attached and method for producing same, surface treatment liquid used in said method, and cationic electrodeposition coated metal material and method for producing same

NIHON PARKERIZING0 citations50

ISHII HITOSHI

1 patent

US8318256B2Nov 27, 2012

Metallic material and method of manufacturing the same

ISHII HITOSHI8 citations81

KIRIU CORP

1 patent

US6769518B2Aug 3, 2004

Rotating brake member of braking device for vehicle and method for antirust treatment thereof

KIRIU CORP15 citations76

NAGAI HIDENORI

1 patent

US8524323B2Sep 3, 2013

Surface treatment liquid for zinc-based metal material and method for surface-treating zinc-based metal material

NAGAI HIDENORI3 citations51