Assignee
TSUKIZAWA SOTARO
JP·7 granted patents·36 citations·filing 2007–2011
Top patents by PatentIndex Score
7 records- 0182US8538044B2Line-of-sight direction determination device and line-of-sight direction determination methodTSUKIZAWA SOTARO·Filed 2009·Granted Sep 17, 2013·10 cites·7 claims
- 0279US8406479B2Visual axis direction detection device and visual line direction detection methodTSUKIZAWA SOTARO·Filed 2007·Granted Mar 26, 2013·15 cites·5 claims
- 0367US8810642B2Pupil detection device and pupil detection methodTSUKIZAWA SOTARO·Filed 2011·Granted Aug 19, 2014·4 cites·4 claims
- 0466US8649583B2Pupil detection device and pupil detection methodTSUKIZAWA SOTARO·Filed 2011·Granted Feb 11, 2014·3 cites·11 claims
- 0561US8659751B2External light glare assessment device, line of sight detection device and external light glare assessment methodTSUKIZAWA SOTARO·Filed 2011·Granted Feb 25, 2014·2 cites·6 claims
- 0656US9082002B2Detection device and detection methodTSUKIZAWA SOTARO·Filed 2011·Granted Jul 14, 2015·2 cites·4 claims
- 0743US8983235B2Pupil detection device and pupil detection methodTSUKIZAWA SOTARO·Filed 2011·Granted Mar 17, 2015·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when TSUKIZAWA SOTARO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →