Inventor · disambiguated record
Katuhiko Arisawa
Also filed as: ARISAWA KATUHIKO
23 granted patents·1 pending application·312 citations·filing 2001–2011
96Inventor score
Top patents by PatentIndex Score
24 records- 0195US7654241B2Dual-chamber type oil pan and engine equipped with sameTOYOTA MOTOR CO LTD·Filed 2006·Granted Feb 2, 2010·26 cites·17 claims
- 0294US8297407B2Oil pan and lubricating deviceMORI TAIICHI·Filed 2011·Granted Oct 30, 2012·10 cites·14 claims
- 0394US7819093B2Engine hydraulic control apparatusTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 26, 2010·22 cites·2 claims
- 0494US6520136B2Warm-up control device for internal-combustion engine and warm-up control methodTOYOTA MOTOR CO LTD·Filed 2001·Granted Feb 18, 2003·56 cites·18 claims
- 0589US6647961B2Internal combustion engine and control method of the sameTOYOTA MOTOR CO LTD·Filed 2001·Granted Nov 18, 2003·20 cites·18 claims
- 0688US6629512B2Internal combustion engine with heat accumulating deviceTOYOTA MOTOR CO LTD·Filed 2001·Granted Oct 7, 2003·31 cites·24 claims
- 0787US7946388B2Oil pan apparatusTOYOTA MOTOR CO LTD·Filed 2006·Granted May 24, 2011·13 cites·6 claims
- 0886US8066100B2Oil pan and lubricating deviceMORI TAIICHI·Filed 2005·Granted Nov 29, 2011·11 cites·4 claims
- 0986US6532911B2Internal combustion engine having heat accumulator, control of heat supply system and control method of internal combustion engineTOYOTA MOTOR CO LTD·Filed 2001·Granted Mar 18, 2003·31 cites·24 claims
- 1084US8020666B2Lubrication device and oil panTOYOTA MOTOR CO LTD·Filed 2007·Granted Sep 20, 2011·12 cites·26 claims
- 1174US8347846B2Control device for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2009·Granted Jan 8, 2013·6 cites·6 claims
- 1273US7647900B2Engine cooling apparatusTOYOTA MOTOR CO LTD·Filed 2007·Granted Jan 19, 2010·8 cites·9 claims
- 1370US8037851B2Heat accumulator and engineTOYOTA MOTOR CO LTD·Filed 2007·Granted Oct 18, 2011·7 cites·19 claims
- 1470US6564757B2Internal combustion engine including heat accumulation system, and heat carrier supply control systemTOYOTA MOTOR CO LTD·Filed 2001·Granted May 20, 2003·13 cites·12 claims
- 1567US8161920B2Heat storage apparatus and engine including the sameHAYASHI KUNIHIKO·Filed 2007·Granted Apr 24, 2012·1 cites·14 claims
- 1665US6681725B2Internal combustion engine with regeneratorTOYOTA MOTOR CO LTD·Filed 2002·Granted Jan 27, 2004·9 cites·3 claims
- 1763US6915763B2Engine cooling device and engine cooling methodTOYOTA MOTOR CO LTD·Filed 2004·Granted Jul 12, 2005·10 cites·21 claims
- 1862US6895904B2Internal combustion engine with regeneratorTOYOTA MOTOR CO LTD·Filed 2003·Granted May 24, 2005·8 cites·9 claims
- 1957US6880498B2Internal combustion engine including heat accumulation system, and heat carrier supply control systemTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 19, 2005·6 cites·10 claims
- 2057US6843216B2Internal combustion engine and control method of the sameTOYOTA MOTOR CO LTD·Filed 2003·Granted Jan 18, 2005·7 cites·8 claims
- 2150US6892681B2Heat storage tankDENSO CORP·Filed 2004·Granted May 17, 2005·5 cites·11 claims
- 2243US9644507B2Oil pan structureYAMADA KENICHI·Filed 2008·Granted May 9, 2017·0 cites·4 claims
- 2340US2009020366A1Lubrication apparatusTOYOTA MOTOR CO LTD·Filed 2006·Application pending·0 cites
- 2438US7896308B2Mounting structure and method for heat accumulation tankTOYOTA MOTOR CO LTD·Filed 2004·Granted Mar 1, 2011·0 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Katuhiko Arisawa 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 →