Inventor

Osamu Ohnishi

Inventor

Tokyo, JP

Overview

1990–2013

Patent span

Electricity

Primary field (CPC H)

Patents· 16 as inventor

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

H04Bprimary

H04BTransmission24%

H10NElectric solid-state devices not otherwise provided for24%

H02NElectric machines not otherwise provided for14%

H04LTransmission of digital information, e.g. telegraphic communication10%

H04NPictorial communication, e.g. television10%

Y10TTechnical subjects covered by former us classification10%

G06FElectric digital data processing5%

H03HImpedance networks, e.g. resonant circuits5%

PatentTitleYear

8,406,362'Communication device'2013 7,315,590'Reverse spreading device, timing detecting device, channel estimating device, frequency error measurement method and automatic frequency control method'2008 7,200,165'Cell search method to subtract autocorrelation patterns from a correlation value profile'2007 6,891,884'Apparatus for detecting correlation, spectrum despread apparatus and receiver having the same, and method for detecting correlation'2005 6,700,925'Apparatus for detecting correlation, spectrum despread apparatus and receiver having the same, and method for detecting correlation'2004 6,556,620'Synchronization acquisition device for both preventing erroneous detection due to noise and reducing required storage capacity'2003 6,075,567'Image code transform system for separating coded sequences of small screen moving image signals of large screen from coded sequence corresponding to data compression of large screen moving image signal'2000 5,978,033'Motion picture encoder'1999 5,806,159'Piezoelectric ceramic transformer'1998 5,576,590'Piezoelectric ceramic transformer'1996 5,440,195'Piezoelectric ceramic transformer'1995 5,278,471'Piezoelectric ceramic transformer'1994 5,118,982'Thickness mode vibration piezoelectric transformer'1992 5,051,647'Ultrasonic motor'1991 4,965,482'Ultrasonic motor and method of adjusting the same'1990 4,933,590'Ultrasonic motor'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2000Patents assigned to NEC CORP (10)· patent assignee history

1990–2008Based in Tokyo, JP· patent location history

2003–2008Patents assigned to NEC ELECTRONICS CORP (5)· patent assignee history

2013Patents assigned to ARAI NORIO (1)· patent assignee history

2013Patents assigned to KONISHI SHINYA (1)· patent assignee history

2013Patents assigned to OHNISHI OSAMU (1)· patent assignee history

2013Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NEC CORP	10	1990–2000
NEC ELECTRONICS CORP	5	2003–2008
ARAI NORIO	1	2013
KONISHI SHINYA	1	2013
OHNISHI OSAMUself	1	2013

Locations

Location	Patents	Span
Tokyo, JP	15	1990–2008
Kanagawa, JP	1	2013