Inventor
Yujin Tsukada
Inventor
Saitama, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing43%
H04NPictorial communication, e.g. television21%
B66BElevators7%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere7%
G06VImage or video recognition or understanding7%
G07FCoin-freed or like apparatus7%
G10FAutomatic musical instruments7%
PatentTitleYear
10,522,122Music box apparatus20198,667,426'Input apparatus'20148,416,309'Camera-fitted information retrieval device'20138,334,933'Television operation method'20128,003,907'Operation device and elevator apparatus with operation device'20117,312,791'Display unit with touch panel'20077,245,293'Display unit with touch panel and information processing method'20077,002,556'Touch responsive display unit and method'20066,940,494'Display unit with touch panel and information processing method'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2013Patents assigned to HITACHI LTD (6)· patent assignee history
2005–2007Based in Tokyo, JP· patent location history
2007–2019Based in Saitama, JP· patent location history
2012–2019Patents assigned to TSUKADA YUJIN (4)· patent assignee history
2012–2014Patents assigned to HITACHI CONSUMER ELECTRONICS (2)· patent assignee history
2012–2013Patents assigned to YOSHIMARU TAKASHI (2)· patent assignee history
2012Patents assigned to HOSHINO TAKESHI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 6 | 2005–2013 |
| TSUKADA YUJINself | 4 | 2012–2019 |
| HITACHI CONSUMER ELECTRONICS | 2 | 2012–2014 |
| YOSHIMARU TAKASHI | 2 | 2012–2013 |
| HOSHINO TAKESHI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 6 | 2007–2019 |
| Tokyo, JP | 3 | 2005–2007 |