LexDanaLexDanabeta
Inventor

Mikio Amakasu

Inventor
Chiba, JP

Overview

2→
Patents
1994–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

A61Cprimary
A61CDentistry33%
B41JTypewriters33%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps33%
PatentTitleYear
6,612,762'Printer'20035,359,747'Power toothbrush'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to SEIKOSHA KK (1)· patent assignee history
1994Based in Tokyo, JP· patent location history
2003Patents assigned to SEIKO PRECISION KK (1)· patent assignee history
2003Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SEIKO PRECISION KK12003
SEIKOSHA KK11994
Locations
LocationPatentsSpan
Chiba, JP12003
Tokyo, JP11994