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Inventor

Masahiro Nobutomo

Inventor
Shizuoka, JP

Overview

6→
Patents
1998–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F16Hprimary
F16HGearing50%
Y10TTechnical subjects covered by former us classification30%
B29CShaping or joining of plastics10%
F16CShafts10%
PatentTitleYear
10,663,045Screw shaft, manufacturing method thereof, and ball screw device20208,752,446'Ball screw device'20147,004,860'Belt type infinite variable-speed drive'20066,227,839'Driving device for injection molding machine'20016,178,839'Ball screw with lubricating grease and seal member of solid lubricating composition'20015,782,135'Ball screw for vacuum apparatus'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2006Patents assigned to NTN TOYO BEARING CO LTD (4)· patent assignee history
1998–2001Based in Fukuroi, JP· patent location history
2001–2006Based in Shizuoka, JP· patent location history
2014–2020Patents assigned to NSK LTD (2)· patent assignee history
2014Patents assigned to MINAKUCHI JUNJI (1)· patent assignee history
2014Patents assigned to NAGAI YUTAKA (1)· patent assignee history
2014Patents assigned to NOBUTOMO MASAHIRO (1)· patent assignee history
2014Based in Maebashi, JP· patent location history
2020Based in Fujisawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NTN TOYO BEARING CO LTD41998–2006
NSK LTD22014–2020
MINAKUCHI JUNJI12014
NAGAI YUTAKA12014
NOBUTOMO MASAHIROself12014
Locations
LocationPatentsSpan
Shizuoka, JP22001–2006
Fukuroi, JP21998–2001
Fujisawa, JP12020
Maebashi, JP12014