LexDanaLexDanabeta
Inventor

Takaji Nakanishi

Inventor
Toyokawa, JP

Overview

3→
Patents
1988
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels67%
A61BDiagnosis33%
PatentTitleYear
4,776,687'Apparatus for detecting ophthalmic disease'19884,776,335'Laser spot projector'19884,759,360'Laser coagulation system'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to KOWA CO (3)· patent assignee history
1988Patents assigned to COHERENT INC (2)· patent assignee history
1988Based in Toyokawa, JP· patent location history
1988Based in Tokyokawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOWA CO31988
COHERENT INC21988
Locations
LocationPatentsSpan
Toyokawa, JP21988
Tokyokawa, JP11988