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Inventor

Masaaki Yamauchi

Inventor
Osaka, JP

Overview

34→
Patents
1976–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 34 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps55%
H01BCables11%
G09GArrangements or circuits for control of indicating devices using static means to present variable information9%
Y10TTechnical subjects covered by former us classification4%
A01GHorticulture2%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for2%
A23NMachines or apparatus for treating harvested fruit, vegetables or flower bulbs in bulk, not otherwise provided for2%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%
C08JWorking-up2%
PatentTitleYear
10,832,829Insulated electric wire and varnish for forming insulating layer202010,607,750Insulated wire202010,485,102Substrate for high-frequency printed wiring board201910,468,153Insulated electric wire and method for producing insulated electric wire20199,378,863'Insulating varnish and insulated electrical wire using same'20167,629,947'Plasma display panel aging method'20097,338,337'Aging method of plasma display panel'20087,303,456'Plasma display panel and method of aging the same'20077,288,012'Method of manufacturing plasma display panel'20077,270,585'Plasma display panel and its aging method'20077,209,098'Plasma display panel aging method and aging device'20077,175,493'Plasma display panel and its manufacturing method'20077,037,156'Method of manufacturing a plasma display panel with adsorbing an impurity gas'20066,288,342'Insulated wire'20014,980,606'Electron beam focusing device for use in a CRT'19904,965,489'Electron gun for cathode-ray tube'19904,851,741'Electron gun for color picture tube'19894,760,308'Electron gun for color picture tubes'19884,674,228'Process of shiitake (lentinus edodes) cultivation'19874,672,261'Electron gun for color picture tube'19874,599,534'Electron gun for color picture tube'19864,581,560'Electron gun for color picture tube'19864,510,413'Electrode structure for electron gun'19854,498,026'Electron gun for color picture tube'19854,481,003'Method of producing itegral electrode structure for electron gun'19844,427,397'Method for forming electron gun electrodes'19844,381,473'In-line type electron gun structure'19834,366,414'Electrode of color picture tube electron gun and method for manufacture thereof'19824,241,275'In-line type electron gun structure for color picture tubes'19804,214,007'Processed dried beans as instant food and their manufacturing method'19804,168,450'Slot type shadow mask'19793,987,328'In-line type electron gun assembly for use in multi-beam type color picture tubes'19763,980,918'Electron gun assembly for color picture tube'19763,949,411'Exposure apparatus'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1990Patents assigned to HITACHI LTD (18)· patent assignee history
1976–1990Based in Togane, JP· patent location history
1980–2020Based in Osaka, JP· patent location history
1980–1985Based in Tougane, JP· patent location history
1984–1985Based in Tohgane, JP· patent location history
1987–1990Patents assigned to HITACHI DEVICE ENG (4)· patent assignee history
2001–2020Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (6)· patent assignee history
2006–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (7)· patent assignee history
2016–2020Patents assigned to SUMITOMO ELECTRIC WINTEC INC (4)· patent assignee history
2016–2020Based in Koka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD181976–1990
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD72006–2008
SUMITOMO ELECTRIC INDUSTRIES62001–2020
HITACHI DEVICE ENG41987–1990
SUMITOMO ELECTRIC WINTEC INC42016–2020
Locations
LocationPatentsSpan
Osaka, JP131980–2020
Togane, JP121976–1990
Koka, JP22016–2020
Tohgane, JP21984–1985
Tougane, JP21980–1985