Inventor

Nanao Nakamura

Inventor

Kawasaki, JP

Overview

4→

Patents

1987–1994

Patent span

General tagging of new technological developments

Primary field (CPC Y)

Patents· 4 as inventor

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

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests40%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general20%

B41MPrinting, duplicating, marking, or copying processes10%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves10%

G01NInvestigating or analysing materials by determining their chemical or physical properties10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

5,328,746'Thermal transfer recording medium'1994 4,961,833'Field-effect transistor-type semiconductor sensor'1990 4,725,994'Ultrasonic transducer with a multiple-folded piezoelectric polymer film'1988 4,651,310'Polymeric piezoelectric ultrasonic probe'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1994Patents assigned to TOSHIBA KK (4)· patent assignee history

1987–1994Based in Kawasaki, JP· patent location history

1990Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	4	1987–1994

Locations

Location	Patents	Span
Kawasaki, JP	3	1987–1994
Kanagawa, JP	1	1990