Inventor

Kouji Ishiguro

Inventor

Hitachinaka, JP

Overview

8→

Patents

1993–2014

Patent span

Electricity

Primary field (CPC H)

Patents· 8 as inventor

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

H01Jprimary

H01JElectric discharge tubes or discharge lamps40%

B08BCleaning in general7%

B23KSoldering or unsoldering7%

C23CCoating metallic material7%

F16FSprings7%

G01BMeasuring length, thickness or similar linear dimensions7%

G01NInvestigating or analysing materials by determining their chemical or physical properties7%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%

LOC107%

PatentTitleYear

D0708530'Component analyzer'2014 8,669,518'Mass spectrometer'2014 8,629,410'Charged particle radiation device'2014 8,558,193'Charged particle beam device'2013 6,196,155'Plasma processing apparatus and method of cleaning the apparatus'2001 6,084,356'Plasma processing apparatus with a dielectric body in the waveguide'2000 5,753,923'Ion injection device and method therefor'1998 5,260,542'Laser Marking apparatus'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2001Patents assigned to HITACHI LTD (4)· patent assignee history

1993–2001Based in Hitachi, JP· patent location history

2013–2014Patents assigned to HITACHI HIGH TECH CORP (4)· patent assignee history

2013–2014Patents assigned to ISHIGURO KOUJI (4)· patent assignee history

2013Patents assigned to MAEDA SHUSAKU (1)· patent assignee history

2013–2014Based in Hitachinaka, JP· patent location history

2014Patents assigned to MOROKUMA HIDETOSHI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI HIGH TECH CORP	4	2013–2014
HITACHI LTD	4	1993–2001
ISHIGURO KOUJIself	4	2013–2014
MOROKUMA HIDETOSHI	2	2014
MAEDA SHUSAKU	1	2013

Locations

Location	Patents	Span
Hitachinaka, JP	4	2013–2014
Hitachi, JP	4	1993–2001