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Inventor

Keiji Nagae

Inventor
Osaka, JP

Overview

3→
Patents
2019–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F04Bprimary
F04BPositive-displacement machines for liquids100%
PatentTitleYear
10,718,324Bellows pump apparatus202010,408,207Bellows pump device201910,309,391Bellows pump device2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019–2020Patents assigned to NIPPON PILLAR PACKING (3)· patent assignee history
2019–2020Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON PILLAR PACKING32019–2020
Locations
LocationPatentsSpan
Osaka, JP32019–2020