Inventor
Yutaka Tomatsu
Inventor
Okazaki, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices68%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1014%
H01LSemiconductor devices9%
F02PIgnition, other than compression ignition, for internal-combustion engines5%
H03KPulse technique5%
PatentTitleYear
9,634,095'Semiconductor device and method for manufacturing the same'20178,841,719'Semiconductor device and method for manufacturing the same'20147,800,174'Power semiconductor switching-device and semiconductor power module using the device'20107,354,829'Trench-gate transistor with ono gate dielectric and fabrication process therefor'20086,809,348'Semiconductor device and method for manufacturing the same'20046,765,266'Semiconductor device with peripheral portion for withstanding surge voltage'20046,469,345'Semiconductor device and method for manufacturing the same'20026,451,645'Method for manufacturing semiconductor device with power semiconductor element and diode'20026,278,155'P-channel MOSFET semiconductor device having a low on resistance'20016,114,207'Method of producing a semiconductor device'20005,998,268'Manufacturing method of semiconductor device with a groove'19995,877,527'Semiconductor device and method of producing the same'19995,798,550'Vertical type semiconductor device and gate structure'19985,747,851'Semiconductor device with reduced breakdown voltage between the gate electrode and semiconductor surface'19985,550,067'Method for producing semiconductor device having DMOS and NMOS elements formed in the same substrate'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1998Patents assigned to NIPPON DENSO CO (3)· patent assignee history
1996–2017Based in Okazaki, JP· patent location history
1999–2017Patents assigned to DENSO CORP (12)· patent assignee history
2002Based in 1-1, Showa-cho, Kariya-city, Aichi-pref., 448-8661, JP· patent location history
2014Patents assigned to MIZUNO SHOJI (1)· patent assignee history
2014Patents assigned to OOSAWA SEIGO (1)· patent assignee history
2014Patents assigned to TOMATSU YUTAKA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DENSO CORP | 12 | 1999–2017 |
| NIPPON DENSO CO | 3 | 1996–1998 |
| MIZUNO SHOJI | 1 | 2014 |
| OOSAWA SEIGO | 1 | 2014 |
| TOMATSU YUTAKAself | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Okazaki, JP | 14 | 1996–2017 |
| 1-1, Showa-cho, Kariya-city, Aichi-pref., 448-8661, JP | 1 | 2002 |