Inventor
Tatsuhiko Akiyama
Inventor
Tokyo, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Wprimary
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1034%
C01BNon-metallic elements14%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds14%
H10BElectronic memory devices14%
B01DSeparation7%
G11CStatic stores7%
H10NElectric solid-state devices not otherwise provided for7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
PatentTitleYear
10,676,365Hydrogenated silane composition202010,676,366Hydrogenated silane composition20209,764,961'Cyclohexasilane'20179,617,161'Method for producing cyclohexasilane'20178,652,880'Semiconductor device and method of manufacturing same'20148,524,510'Method for manufacturing magnetic memory chip device'20138,258,604'Semiconductor device and method of manufacturing same'20128,124,425'Method for manufacturing magnetic memory chip device'20126,583,511'Semiconductor device and a method of producing the same'20036,545,366'Multiple chip package semiconductor device'20036,255,719'Semiconductor device including thermal neutron absorption material'20015,659,199'Resin sealed semiconductor device'19974,942,454'Resin sealed semiconductor device'19904,884,124'Resin-encapsulated semiconductor device'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2003Patents assigned to MITSUBISHI ELECTRIC CORP (6)· patent assignee history
1989–1990Based in Itami, JP· patent location history
1997–2014Based in Tokyo, JP· patent location history
2001Based in Hyogo, JP· patent location history
2012–2014Patents assigned to AKIYAMA TATSUHIKO (4)· patent assignee history
2012–2014Patents assigned to MISUMI KAZUYUKI (4)· patent assignee history
2012–2014Patents assigned to RENESAS ELECTRONICS CORP (4)· patent assignee history
2017–2020Patents assigned to NIPPON CATALYTIC CHEM IND (4)· patent assignee history
2017–2020Based in Osaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 6 | 1989–2003 |
| AKIYAMA TATSUHIKOself | 4 | 2012–2014 |
| MISUMI KAZUYUKI | 4 | 2012–2014 |
| NIPPON CATALYTIC CHEM IND | 4 | 2017–2020 |
| RENESAS ELECTRONICS CORP | 4 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 7 | 1997–2014 |
| Osaka, JP | 4 | 2017–2020 |
| Itami, JP | 2 | 1989–1990 |
| Hyogo, JP | 1 | 2001 |