Inventor
Keisuke Tsuji
Inventor
Osaka, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television25%
H04LTransmission of digital information, e.g. telegraphic communication14%
G06FElectric digital data processing11%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers7%
H05KPrinted circuits7%
F24FAir-conditioning4%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G09GArrangements or circuits for control of indicating devices using static means to present variable information4%
H01HElectric switches4%
PatentTitleYear
10,153,114Electronic-device seal structure and electromagnetic relay using said electronic-device seal structure20189,161,097'Wireless transmission system, relay device, wireless sink device, and wireless source device'20159,161,096'Wireless transmission system, relay device, wireless sink device, and wireless source device'20158,982,760'Sink device and wireless transmission system'20158,898,710'Wireless transmission system, relay device, wireless sink device, and wireless source device'20148,857,500'Heat exchange device and heat generating element containing device using same'20148,745,285'Sink device, source device and wireless transmission system'20148,713,959'Heat generating body box housing refrigeration device'20148,613,029'Wireless transmission system, relay device, wireless sink device, and wireless source device'20138,565,252'Wireless transmission system, device and method for efficiently transmitting associated data'20137,319,470'Content delivery system, content server, and content delivery method'2008D0503711'Data entry keyboard for computers'2005D0502913'Charger for data entry equipment'20056,661,438'Display apparatus and portable information processing apparatus'20036,621,508'Information processing system'20036,522,347'Display apparatus, portable information processing apparatus, information recording medium, and electronic apparatus'20036,324,188'Voice and data multiplexing system and recording medium having a voice and data multiplexing program recorded thereon'2001D0333438'Combined watch and depth gauge for divers'1993D0321006'Color copy machine'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2003Patents assigned to SEIKO EPSON CORP (5)· patent assignee history
1991–2003Based in Suwa, JP· patent location history
2001–2015Patents assigned to SHARP KK (9)· patent assignee history
2005Based in Tokyo, JP· patent location history
2013–2015Patents assigned to TSUJI KEISUKE (6)· patent assignee history
2013–2015Patents assigned to IMANISHI SEIJI (4)· patent assignee history
2013–2015Patents assigned to OHMAE RYOSUKE (4)· patent assignee history
2013–2015Based in Osaka, JP· patent location history
2014Based in Aichi, JP· patent location history
2018Based in Kusatsu, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHARP KK | 9 | 2001–2015 |
| TSUJI KEISUKEself | 6 | 2013–2015 |
| SEIKO EPSON CORP | 5 | 1991–2003 |
| IMANISHI SEIJI | 4 | 2013–2015 |
| OHMAE RYOSUKE | 4 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 7 | 2013–2015 |
| Aichi, JP | 2 | 2014 |
| Tokyo, JP | 2 | 2005 |
| Suwa, JP | 2 | 1991–2003 |
| Kusatsu, JP | 1 | 2018 |