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Inventor

Masayoshi Takamine

Inventor
Narashino, JP

Overview

2→
Patents
2003–2005
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F04Dprimary
F04DNon-positive-displacement pumps40%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants20%
F16CShafts20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
6,890,145'Vacuum pump'20056,559,568'Magnetic bearing type vacuum pump'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to SEIKO INSTR INC (1)· patent assignee history
2003Based in Chiba, JP· patent location history
2005Patents assigned to BOC TECHNOLOGIES LTD (1)· patent assignee history
2005Based in Narashino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOC TECHNOLOGIES LTD12005
SEIKO INSTR INC12003
Locations
LocationPatentsSpan
Narashino, JP12005
Chiba, JP12003