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Inventor

Yasutaka Iwamoto

Inventor
Osaka, JP

Overview

2→
Patents
2001–2003
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.

F16Jprimary
F16JPistons33%
F16LPipes33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
6,530,397'Multi-channel rotary joint'20036,325,382'Non-contact type mechanical seal'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to NIPPON PILLAR PACKING (2)· patent assignee history
2001Patents assigned to MAEKAWA SEISAKUSHO KK (1)· patent assignee history
2001Patents assigned to SHINETSU CHEMICAL CO (1)· patent assignee history
2001–2003Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON PILLAR PACKING22001–2003
MAEKAWA SEISAKUSHO KK12001
SHINETSU CHEMICAL CO12001
Locations
LocationPatentsSpan
Osaka, JP22001–2003