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Hiroyasu Hagino

USPTO Granted Patents = 16

Average Co-Inventor Count = 1.3

ph-index = 10

Forward Citations = 185(Granted Patents)

Location History:

Itami, JA (1976 - 1977)
Nishinomiya, JP (1987)
Itami, JP (1985 - 1995)
Fukuoka, JP (1994 - 1996)

Company Filing History:

16 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

Years Active: 1976-1996

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5489788 - Insulated gate semiconductor device with improved short-circuit tolerance (1996-02-06),

2. 5451531 - Method of fabricating an insulated gate semiconductor device (1995-09-19),

3. 5391898 - Insulated gate bipolar transistor having high short-circuit and latch-up (1995-02-21),

4. 5380670 - Method of fabricating a semiconductor device (1995-01-10),

5. 5321281 - Insulated gate semiconductor device and method of fabricating same (1994-06-14),

6. 5304821 - MOS-gate-turnoff thyristor (1994-04-19),

7. 5171696 - Semiconductor device and method of manufacturing the same (1992-12-15),

8. 5170239 - Insulated gate bipolar transistor having high short-circuit SOA and high (1992-12-08),

9. 5086324 - Insulated gate bipolar transistor (1992-02-04),

10. 5084401 - Insulated gate bipolar transistor and method of manufacturing the same (1992-01-28),

11. 5023691 - Insulated gate bipolar transistor (1991-06-11),

12. 4990975 - Insulated gate bipolar transistor and method of manufacturing the same (1991-02-05),

13. 4662957 - Method of producing a gate turn-off thyristor (1987-05-05),

14. 4556898 - Semiconductor device (1985-12-03),

15. 4001873 - Semiconductor device (1977-01-04),

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