Inventor
Yoshio Tsuji
Inventor
Tokyo, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables21%
B41CProcesses for the manufacture or reproduction of printing surfaces7%
B41NPrinting plates or foils7%
F24FAir-conditioning7%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact7%
H01LSemiconductor devices7%
H02JElectric power networks7%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%
H02SGeneration of electric power by conversion of infrared radiation, visible light or ultraviolet light, e.g. using photovoltaic [pv] modules7%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation7%
PatentTitleYear
10,355,487Photovoltaic system20197,202,690'Substrate inspection device and substrate inspecting method'20077,112,967'Circuit based testing apparatus and method for testing a circuit board'20066,777,949'Circuit board testing apparatus and method for testing a circuit board'20044,313,493'Forced air unit'19824,128,057'Stencil paper assembly'19784,091,727'Heat-sensitive copying method for preparation of printing stencils'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978Patents assigned to ASAHI DOW LTD (1)· patent assignee history
1978Patents assigned to RISO KAGAKU CORP (1)· patent assignee history
1978–2019Based in Tokyo, JP· patent location history
1978Based in Koganei, JP· patent location history
1982Patents assigned to TOKYO GAS CO LTD (1)· patent assignee history
2004–2007Patents assigned to NIDEC READ CORP (3)· patent assignee history
2004–2007Based in Kyoto, JP· patent location history
2019Patents assigned to TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIDEC READ CORP | 3 | 2004–2007 |
| ASAHI DOW LTD | 1 | 1978 |
| RISO KAGAKU CORP | 1 | 1978 |
| TOKYO GAS CO LTD | 1 | 1982 |
| TOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1978–2019 |
| Kyoto, JP | 3 | 2004–2007 |
| Koganei, JP | 1 | 1978 |