LexDanaLexDanabeta
Inventor

JOHN BOHLEN

Inventor
US

Overview

3→
Patents
2022–2024
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.

A47Lprimary
A47LDomestic washing or cleaning33%
B01DSeparation33%
B04CApparatus using free vortex flow, e.g. cyclones33%
PatentTitleYear
12,035,872Handheld vacuum cleaner202411,432,690Handheld vacuum cleaner202211,357,370Handheld vacuum cleaner2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to TECHTRONIC IND CO LTD (3)· patent assignee history
2022–2024Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TECHTRONIC IND CO LTD32022–2024
Locations
LocationPatentsSpan
US32022–2024