Inventor
Tadayoshi Yamada
Inventor
Osaka, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television38%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them25%
G02BOptical elements, systems or apparatus13%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy13%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%
PatentTitleYear
8,936,861'Sealed battery'20155,652,680'Projection lens unit'19975,580,145'Rear projection type television receiver'19965,548,350'Projection type televison screen mounting structure including an elastic material for holding a screen'19965,400,178'Screen unit for rear projection picture display system, method for producing the same and component to be used for assembling the screen unit'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1997Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (4)· patent assignee history
1995–1996Based in Osaka, JP· patent location history
1997Based in Toyono-gun, JP· patent location history
2015Patents assigned to KIYAMA AKIRA (1)· patent assignee history
2015Patents assigned to TOYOTA MOTOR CO LTD (1)· patent assignee history
2015Patents assigned to YAMADA TADAYOSHI (1)· patent assignee history
2015Based in Nagoya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 4 | 1995–1997 |
| KIYAMA AKIRA | 1 | 2015 |
| TOYOTA MOTOR CO LTD | 1 | 2015 |
| YAMADA TADAYOSHIself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 3 | 1995–1996 |
| Nagoya, JP | 1 | 2015 |
| Toyono-gun, JP | 1 | 1997 |