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Inventor

Masatoshi Kasahara

Inventor
Hitachi, JP

Overview

7→
Patents
1982–2016
Patent span
Performing operations
Primary field (CPC B)

Patents· 7 as inventor

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

B41Jprimary
B41JTypewriters45%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials9%
H01JElectric discharge tubes or discharge lamps9%
H01LSemiconductor devices9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
PatentTitleYear
9,278,768'Process liquid changing method and substrate processing apparatus'20165,324,411'Electrode plate for plasma etching'19944,672,398'Ink droplet expelling apparatus'19874,424,520'Ink jet printing apparatus'19844,393,388'Liquid droplet projection apparatus'19834,364,070'Drop jet apparatus'19824,350,989'Ink-jet printing apparatus'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–1987Patents assigned to HITACHI LTD (5)· patent assignee history
1982–1987Based in Hitachi, JP· patent location history
1983–1987Patents assigned to HITACHI KOKI KK (3)· patent assignee history
1994Patents assigned to TOSHIBA CERAMICS CO (1)· patent assignee history
1994Based in Tokyo, JP· patent location history
2016Patents assigned to TOKYO ELECTRON LTD (1)· patent assignee history
2016Based in Koshi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD51982–1987
HITACHI KOKI KK31983–1987
TOKYO ELECTRON LTD12016
TOSHIBA CERAMICS CO11994
Locations
LocationPatentsSpan
Hitachi, JP51982–1987
Koshi, JP12016
Tokyo, JP11994