Inventor

NAKAZAWA MASARU

3 patents

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

HITACHI LTD

1 patent

US4251746AFeb 17, 1981

Direct-heated cathode structure

HITACHI LTD11 citations70

HARMONIC DRIVE SYSTEMS

1 patent

US6557793B2May 6, 2003

Toroidal core winding method and automatic winding apparatus

HARMONIC DRIVE SYSTEMS10 citations69

YAMAHA MOTOR CO LTD

1 patent

US11465855B2Oct 11, 2022

Powder/granular material spreader

YAMAHA MOTOR CO LTD1 citations53