Inventor

HIRAOKA MASASHI

JP4 patents

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

HIRAOKA MASASHI

2 patents

US8702301B2Apr 22, 2014

Timepiece bearing, movement, and portable timepiece

HIRAOKA MASASHI18 citations81

US8591101B2Nov 26, 2013

Escapement governor, mechanical watch, pallet fork (incomplete) manufacturing method, and roller manufacturing method

HIRAOKA MASASHI12 citations80

NISSHIN STEEL CO LTD

2 patents

US9834848B2Dec 5, 2017

Sn-plated stainless steel sheet

NISSHIN STEEL CO LTD6 citations80

US10230180B2Mar 12, 2019

Connecting component material

NISSHIN STEEL CO LTD0 citations48