Inventor · disambiguated record
Yasuhiro Oka
Also filed as: OKA YASUHIRO
18 granted patents·8 pending applications·199 citations·filing 1994–2023
93Inventor score
Top patents by PatentIndex Score
26 records- 0191US9909784B2Outdoor unit of air conditioner and air conditionerFUJITSU GENERAL LTD·Filed 2015·Granted Mar 6, 2018·6 cites·16 claims
- 0289US6032327AElectric vacuum cleanerSHARP KK·Filed 1998·Granted Mar 7, 2000·92 cites·15 claims
- 0381US6859975B2Vacuum cleanerSHARP KK·Filed 2001·Granted Mar 1, 2005·32 cites·5 claims
- 0480US10337769B2Air conditionerFUJITSU GENERAL LTD·Filed 2016·Granted Jul 2, 2019·2 cites·7 claims
- 0573US9518755B2Outdoor unit for air-conditioning apparatus, and air-conditioning apparatusFUJITSU GENERAL LTD·Filed 2013·Granted Dec 13, 2016·4 cites·4 claims
- 0672US7320151B2Vacuum cleanerSHARP KK·Filed 2005·Granted Jan 22, 2008·5 cites·8 claims
- 0770US9687127B2Self-propelled vacuum cleanerSHARP KK·Filed 2014·Granted Jun 27, 2017·4 cites·3 claims
- 0869US10495331B2Air conditionerFUJITSU GENERAL LTD·Filed 2017·Granted Dec 3, 2019·1 cites·10 claims
- 0967US9918600B2Self-propelled electric vacuum cleanerSHARP KK·Filed 2014·Granted Mar 20, 2018·3 cites·5 claims
- 1064US9739521B2Air conditioning apparatusFUJITSU GENERAL LTD·Filed 2013·Granted Aug 22, 2017·1 cites·6 claims
- 1157US5771418APhotosensitive material processing apparatusKONISHIROKU PHOTO IND·Filed 1995·Granted Jun 23, 1998·3 cites·6 claims
- 1254US9175890B2Outdoor unit for air-conditioning apparatus, and air-conditioning apparatusFUJITSU GENERAL LTD·Filed 2013·Granted Nov 3, 2015·0 cites·8 claims
- 1353US5489962APhotosensitive material processing apparatusKONISHIROKU PHOTO IND·Filed 1994·Granted Feb 6, 1996·3 cites·20 claims
- 1451US5699585AElectric vacuum cleanerSHARP KK·Filed 1995·Granted Dec 23, 1997·25 cites·9 claims
- 1551US2007113373A1Vacuum cleanerSHARP KK·Filed 2006·Application pending·0 cites
- 1649US2025341251A1Shift deviceTOKAI RIKA CO LTD·Filed 2023·Application pending·0 cites
- 1748US6079079AVacuum cleaner including ventilation fan for forming air current flowing along the axial direction of rotary brush to suction memberSHARP KK·Filed 1998·Granted Jun 27, 2000·18 cites·3 claims
- 1847US10088209B2Air conditionerFUJITSU GENERAL LTD·Filed 2013·Granted Oct 2, 2018·0 cites·4 claims
- 1947US2016206161A1Self-propelled vacuum cleanerSHARP KK·Filed 2014·Application pending·0 cites
- 2045US9765997B2Air conditioning apparatusNAKASHIMA KEN·Filed 2012·Granted Sep 19, 2017·0 cites·12 claims
- 2143US9046284B2Air conditioning apparatusTAMURA HIDEYA·Filed 2012·Granted Jun 2, 2015·0 cites·4 claims
- 2241US2006130267A1Electric cleanerOKA YASUHIRO·Filed 2003·Application pending·0 cites
- 2339US2005060839A1Suction cleanerFiled 2002·Application pending·0 cites
- 2439US2014201941A1Cleaning robotOKA YASUHIRO·Filed 2012·Application pending·0 cites
- 2534US2019208974A1Extension tube for electric vacuum cleanerSHARP KK·Filed 2017·Application pending·0 cites
- 2634US2021093141A1Extension tube for electric vacuum cleanerSHARP KK·Filed 2017·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yasuhiro Oka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →