Inventor · disambiguated record
Ken Oikawa
Also filed as: OIKAWA KEN
18 granted patents·3 pending applications·42 citations·filing 1990–2018
90Inventor score
Top patents by PatentIndex Score
21 records- 0182US7992394B2Cold trap and cold trap regeneration methodSUMITOMO HEAVY INDUSTRIES·Filed 2008·Granted Aug 9, 2011·6 cites·16 claims
- 0281US10139757B2Pressing apparatus, image forming apparatus, method for controlling pressing apparatus, and computer-readable storage mediumTAKAHASHI MINORU·Filed 2015·Granted Nov 27, 2018·2 cites·15 claims
- 0379US8800303B2Cold trap and cold trap regeneration methodOIKAWA KEN·Filed 2011·Granted Aug 12, 2014·4 cites·17 claims
- 0478US10121040B2Recognition apparatus, recognition method, storage medium, management system, and conveyance systemKATAYAMA HIROSHI·Filed 2017·Granted Nov 6, 2018·3 cites·18 claims
- 0577US10456706B2CryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2014·Granted Oct 29, 2019·3 cites·6 claims
- 0670US10001117B2Cryopump system, cryopump controller, and method for regenerating the cryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2016·Granted Jun 19, 2018·1 cites·9 claims
- 0766US10030640B2Cryopump and vacuum pumping methodSUMITOMO HEAVY INDUSTRIES·Filed 2014·Granted Jul 24, 2018·1 cites·9 claims
- 0866US9789420B2Cold trap and mounting structure of cold trapSUMITOMO HEAVY INDUSTRIES·Filed 2013·Granted Oct 17, 2017·1 cites·6 claims
- 0962US11047374B2Cryopump and gate valveSUMITOMO HEAVY INDUSTRIES·Filed 2018·Granted Jun 29, 2021·0 cites·15 claims
- 1061US5153750AImage reading apparatus having a contact type image sensor deviceRICOH KK·Filed 1990·Granted Oct 6, 1992·21 cites·24 claims
- 1150US2014230462A1Cryopump and cryopump mounting structureSUMITOMO HEAVY INDUSTRIES·Filed 2014·Application pending·0 cites
- 1249US10359034B2CryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2017·Granted Jul 23, 2019·0 cites·15 claims
- 1347US10921041B2Movable platen cooling apparatus and movable platen cooling systemSUMITOMO HEAVY INDUSTRIES·Filed 2018·Granted Feb 16, 2021·0 cites·12 claims
- 1447US9737828B2Cryopump having inlet cryopanel extensionSUMITOMO HEAVY INDUSTRIES·Filed 2013·Granted Aug 22, 2017·0 cites·11 claims
- 1544US10006451B2CryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2016·Granted Jun 26, 2018·0 cites·10 claims
- 1641US9926920B2CryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2016·Granted Mar 27, 2018·0 cites·15 claims
- 1740US10156228B2Cryopump and method for regenerating the cryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2015·Granted Dec 18, 2018·0 cites·11 claims
- 1840US2012180503A1Cryopump and vacuum valve deviceOIKAWA KEN·Filed 2012·Application pending·0 cites
- 1939US2016097380A1CryopumpSUMITOMO HEAVY INDUSTRIES·Filed 2015·Application pending·0 cites
- 2037US10180642B2Pressure device, image forming apparatus, and method of controlling pressure deviceOIKAWA KEN·Filed 2016·Granted Jan 15, 2019·0 cites·17 claims
- 2135US9836004B2Pressurizing 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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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →