Inventor

Eiji Ozeki

Inventor

Nagoya, JP

Overview

7→

Patents

1985–2014

Patent span

Electricity

Primary field (CPC H)

Patents· 7 as inventor

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

H03Hprimary

H03HImpedance networks, e.g. resonant circuits40%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general10%

G06TImage data processing or generation, in general10%

G10KSound-producing devices10%

H01JElectric discharge tubes or discharge lamps10%

H04NPictorial communication, e.g. television10%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%

PatentTitleYear

8,792,053'Image processing apparatus, image processing method, and program'2014 6,225,877'Multilayer type piezoelectric filter with intermediary printed circuit board elements'2001 5,920,242'Multielement-type piezoelectric filter with through-hole connection of resonators to a base substrate circuit'1999 5,717,366'Ladder type piezoelectric filter including conductive rubber plates'1998 5,057,802'Ladder-type electric filter apparatus and housing therefor'1991 4,755,975'Piezoelectric transducer for transmitting or receiving ultrasonic waves'1988 4,556,814'Piezoelectric ultrasonic transducer with porous plastic housing'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2001Patents assigned to NGK SPARK PLUG CO (6)· patent assignee history

1985–1998Based in Nagoya, JP· patent location history

1999Based in Mie, JP· patent location history

2001Based in Aichi, JP· patent location history

2014Patents assigned to SONY CORP (1)· patent assignee history

2014Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NGK SPARK PLUG CO	6	1985–2001
SONY CORP	1	2014

Locations

Location	Patents	Span
Nagoya, JP	4	1985–1998
Tokyo, JP	1	2014
Aichi, JP	1	2001
Mie, JP	1	1999