Inventor
Mitsuyoshi Wada
Inventor
Aichi, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Hprimary
B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool50%
B66DCapstans10%
Y10TTechnical subjects covered by former us classification10%
B66CCranes5%
C03BManufacture, shaping, or supplementary processes5%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like5%
E02FDredging5%
F16KValves5%
G05GControl devices or systems insofar as characterised by mechanical features only5%
PatentTitleYear
11,014,844Sleeve for glass tube molding, and method for assembling sleeve for glass tube molding20217,202,438'Electrical discharge machining apparatus'20075,919,381'Bipolar electrical discharge machine which detects misfire'19995,869,797'Bipolar electrical discharge machine which adjusts voltage polarity based on short circuit detection'19995,841,093'Electrical discharge apparatus and electrical discharge machining method'19985,828,027'Electrical discharge machine with tar build-up detector'19985,753,882'Electrical discharge machine with pulses of both polarities'19985,698,115'Electrical discharge machine'19975,681,488'Electrical discharge machine which uses voltages of opposite polarity'19975,603,852'Electrical discharge machine with an opposite polarity voltage applied during an electrode jump operation'19975,243,168'Electric discharge machine'19934,185,662'Apparatus for actuating operating valve unit for winch'19804,115,023'Paving material agitation apparatus for use in water channel forming machine'19784,067,546'Operating device for winch control valves'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1980Patents assigned to KOMATSU MFG CO LTD (3)· patent assignee history
1978–1980Based in Yamatotakada, JP· patent location history
1993–2007Patents assigned to MITSUBISHI ELECTRIC CORP (10)· patent assignee history
1993Based in Nagoya, JP· patent location history
1997–1999Based in Aichi, JP· patent location history
1998–2007Based in Tokyo, JP· patent location history
2021Patents assigned to NIPPON ELECTRIC GLASS CO (1)· patent assignee history
2021Based in Otsu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 10 | 1993–2007 |
| KOMATSU MFG CO LTD | 3 | 1978–1980 |
| NIPPON ELECTRIC GLASS CO | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Aichi, JP | 7 | 1997–1999 |
| Yamatotakada, JP | 3 | 1978–1980 |
| Tokyo, JP | 2 | 1998–2007 |
| Otsu, JP | 1 | 2021 |
| Nagoya, JP | 1 | 1993 |