Inventor
Yoshihiko Kitayama
Inventor
Kyoto, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material33%
H01LSemiconductor devices17%
H05KPrinted circuits17%
H10HInorganic light-emitting semiconductor devices having potential barriers17%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1017%
PatentTitleYear
9,351,399'Light-emitting device, light-emitting device assembly, and electrode-bearing substrate in which a fragile region is formed in a substrate, and light emitting device cut from light-emitting device assembly'20165,225,144'Gas-carburizing process and apparatus'19935,133,813'Gas-carburizing process and apparatus'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1993Patents assigned to MITSUBISHI MOTORS CORP (2)· patent assignee history
1992Patents assigned to TOKYO HEAT TREATING (1)· patent assignee history
1992–1993Based in Kyoto, JP· patent location history
1993Patents assigned to TOKYO HEAT TREATING COMPANY (1)· patent assignee history
2016Patents assigned to NITTO DENKO CORP (1)· patent assignee history
2016Based in Osaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI MOTORS CORP | 2 | 1992–1993 |
| NITTO DENKO CORP | 1 | 2016 |
| TOKYO HEAT TREATING | 1 | 1992 |
| TOKYO HEAT TREATING COMPANY | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyoto, JP | 2 | 1992–1993 |
| Osaka, JP | 1 | 2016 |