Assignee
OIKAWA KEN
JP·3 granted patents·1 pending application·4 citations·filing 2011–2016
Top patents by PatentIndex Score
4 records- 0179US8800303B2Cold trap and cold trap regeneration methodOIKAWA KEN·Filed 2011·Granted Aug 12, 2014·4 cites·17 claims
- 0240US2012180503A1Cryopump and vacuum valve deviceOIKAWA KEN·Filed 2012·Application pending·0 cites
- 0337US10180642B2Pressure device, image forming apparatus, and method of controlling pressure deviceOIKAWA KEN·Filed 2016·Granted Jan 15, 2019·0 cites·17 claims
- 0435US9836004B2Pressurizing device, image forming apparatus, and control, method for pressurizing deviceOIKAWA KEN·Filed 2016·Granted Dec 5, 2017·0 cites·14 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →