Inventor

EGAWA MASANORI

JP12 patents

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

SUMITOMO HEAVY INDUSTRIES

8 patents

US5433672AJul 18, 1995

Inscribed meshing planetary gear construction

SUMITOMO HEAVY INDUSTRIES31 citations89

US5116291AMay 26, 1992

Motor driven wheel using hypocyclic planetary bearing with axial positive engagement means

SUMITOMO HEAVY INDUSTRIES21 citations80

US6155950ADec 5, 2000

Inner roller and outer roller in internal-meshing planetary gear construction, and methods of fabricating them

SUMITOMO HEAVY INDUSTRIES7 citations73

US5992020ANov 30, 1999

Method of fabricating inner roller and outer roller in internal-meshing planetary gear construction

SUMITOMO HEAVY INDUSTRIES8 citations73

US7390277B2Jun 24, 2008

Reducer with internally meshing planetary gear mechanism and device incorporating the reducer

SUMITOMO HEAVY INDUSTRIES7 citations72

US4951792AAug 28, 1990

Clutch mechanism in gear transmission

SUMITOMO HEAVY INDUSTRIES9 citations72

US5867902AFeb 9, 1999

Methods of fabricating inner roller and outer roller in internal-meshing planetary gear construction

SUMITOMO HEAVY INDUSTRIES2 citations62

US5239881AAug 31, 1993

Variable speed geared motor and a series thereof

SUMITOMO HEAVY INDUSTRIES5 citations60

YAMAICHI ELECTRIC CO LTD

4 patents

US5368498ANov 29, 1994