Inventor

Naoki Yashiki

Inventor

Kodaira, JP

Overview

1977–2011

Patent span

Physics

Primary field (CPC G)

Patents· 25 as inventor

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

G06Fprimary

G06FElectric digital data processing23%

G11CStatic stores20%

H10BElectronic memory devices20%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use19%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general2%

H03KPulse technique2%

H03MCoding2%

H04LTransmission of digital information, e.g. telegraphic communication2%

H04QSelecting2%

G01RMeasuring electric variables1%

PatentTitleYear

7,982,217'Semiconductor device and its test method'2011 7,965,563'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2011 7,505,329'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2009 7,295,476'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2007 7,184,321'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2007 6,999,350'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2006 6,804,152'Method for manufacturing a printed board on which a semiconductor device having two modes is mounted'2004 6,690,603'Microcomputer including a flash memory that is two-way programmable'2004 6,493,271'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2002 6,414,878'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2002 6,400,609'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2002 6,335,879'Method of erasing and programming a flash memory in a single-chip microcomputer having a processing unit and memory'2002 6,181,598'Data line disturbance free memory block divided flash memory and microcomputer having flash memory'2001 6,166,953'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2000 6,130,836'Semiconductor IC device having a control register for designating memory blocks for erasure'2000 6,064,593'Semiconductor integrated circuit device having an electrically erasable and programmable nonvolatile memory and a built-in processing unit'2000 6,026,020'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'2000 5,768,194'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'1998 5,581,503'Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein'1996 5,524,087'Method of forming a signal wave from first and second waveform data'1996 5,418,734'Finely adjustable signal wave forming circuit including complementary clock signal counters'1995 5,265,097'Data processor'1993 5,261,082'Semiconductor integrated circuit having a plurality of oscillation circuits'1993 5,144,626'Data processor'1992 4,029,973'Voltage booster circuit using level shifter composed of two complementary MIS circuits'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2004Patents assigned to HITACHI LTD (18)· patent assignee history

1977–2011Based in Kodaira, JP· patent location history

1996–2004Patents assigned to HITACHI VLSI ENG (9)· patent assignee history

2000Patents assigned to HITACHI VLSI ENGINEERING (1)· patent assignee history

2004–2011Patents assigned to HITACHI ULSI SYS CO LTD (5)· patent assignee history

2004–2011Patents assigned to RENESAS TECH CORP (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	18	1977–2004
HITACHI VLSI ENG	9	1996–2004
HITACHI ULSI SYS CO LTD	5	2004–2011
RENESAS TECH CORP	5	2004–2011
HITACHI VLSI ENGINEERING	1	2000

Locations

Location	Patents	Span
Kodaira, JP	25	1977–2011