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Inventor

Daiji Hiraoka

Inventor
Nara, JP

Overview

3→
Patents
2001–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B23Bprimary
B23BTurning17%
B23PMetal-working not otherwise provided for17%
F16CShafts17%
F16HGearing17%
H01JElectric discharge tubes or discharge lamps17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,637,107'Method of manufacturing disk for variator'20036,485,179'Dynamic pressure bearing'20026,269,146'Rotating anode x-ray tube capable of efficiently discharging intense heat'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to KOYO SEIKO CO (3)· patent assignee history
2001Based in Ikoma, JP· patent location history
2002–2003Based in Nara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOYO SEIKO CO32001–2003
Locations
LocationPatentsSpan
Nara, JP22002–2003
Ikoma, JP12001