Inventor · disambiguated record
Kiyohiko Watanabe
Also filed as: WATANABE KIYOHIKO
28 granted patents·1 pending application·715 citations·filing 1982–2021
97Inventor score
Files withNIPPON DENSO CO10NIPPON SOKEN8TOYOTA MOTOR CO LTD4CITIZEN MACHINERY CO LTD1CITIZEN WATCH CO LTD1
Top patents by PatentIndex Score
29 records- 0195US4556363APumping apparatusNIPPON DENSO CO·Filed 1983·Granted Dec 3, 1985·52 cites·4 claims
- 0289US5582805AElectrically heated catalytic apparatusTOYOTA MOTOR CO LTD·Filed 1994·Granted Dec 10, 1996·69 cites·12 claims
- 0385US8803481B2Battery pack and method of controlling the sameTACHIKAWA TAKASHI·Filed 2010·Granted Aug 12, 2014·20 cites·12 claims
- 0485US4586877AElectric fuel pump deviceNIPPON DENSO CO·Filed 1985·Granted May 6, 1986·48 cites·12 claims
- 0582US4403910APump apparatusNIPPON DENSO CO·Filed 1982·Granted Sep 13, 1983·44 cites·1 claims
- 0680US5672324AElectrically heatable honeycomb body of a catalytic converter equipped in an exhaust system of an internal combustion engineNIPPON SOKEN·Filed 1996·Granted Sep 30, 1997·47 cites·18 claims
- 0780US4914344ASpark plug for internal combustion enginesNIPPON SOKEN·Filed 1988·Granted Apr 3, 1990·39 cites·7 claims
- 0879US4451213AElectrically operated fuel pump device having a regenerative componentNIPPON DENSO CO·Filed 1982·Granted May 29, 1984·38 cites·8 claims
- 0971US6041754AIdle intake control deviceNIPPON SOKEN·Filed 1998·Granted Mar 28, 2000·29 cites·19 claims
- 1071US4493620AElectrically operated fuel pump deviceNIPPON DENSO CO·Filed 1982·Granted Jan 15, 1985·27 cites·6 claims
- 1168US6452367B2Multi-outputting power supply circuit without dummy load resistorNEC CORP·Filed 2001·Granted Sep 17, 2002·21 cites·28 claims
- 1268US5567395ACatalyst carrier for a catalytic converter for purifying an exhaust gas in an internal combustion engineNIPPON SOKEN·Filed 1995·Granted Oct 22, 1996·30 cites·6 claims
- 1367US4573882AElectrically operated fuel pump apparatusNIPPON DENSO CO·Filed 1982·Granted Mar 4, 1986·23 cites·3 claims
- 1465US5744104AElectrically heated catalytic converter for an engineTOYOTA MOTOR CO LTD·Filed 1995·Granted Apr 28, 1998·37 cites·9 claims
- 1564US9731353B2Bar material supplying device and numerical control machine tool having the sameCITIZEN MACHINERY CO LTD·Filed 2014·Granted Aug 15, 2017·2 cites·19 claims
- 1664US5791043AProcess of producing metal catalyst carrierNIPPON SOKEN·Filed 1996·Granted Aug 11, 1998·25 cites·4 claims
- 1763US4478550APump apparatusNIPPON DENSO CO·Filed 1982·Granted Oct 23, 1984·20 cites·2 claims
- 1862US6604424B1Pressure detecting apparatus and installation structure of sameDENSO CORP·Filed 2000·Granted Aug 12, 2003·11 cites·25 claims
- 1961US12048959B2Rod member feeding device, machine tool including the rod member feeding device and control method for the rod member feeding deviceCITIZEN WATCH CO LTD·Filed 2021·Granted Jul 30, 2024·0 cites·8 claims
- 2061US5554342AElectrical heating type catalytic deviceTOYOTA MOTOR CO LTD·Filed 1995·Granted Sep 10, 1996·23 cites·25 claims
- 2158US5658536AExhaust gas purifying apparatusNIPPON SOKEN·Filed 1995·Granted Aug 19, 1997·20 cites·6 claims
- 2258US4445821ACentrifugal pump having means for counterbalancing unbalanced fluid pressure radial forces on rotorNIPPON DENSO CO·Filed 1982·Granted May 1, 1984·18 cites·4 claims
- 2357US5852274AElectrically heatable catalytic converterNIPPON SOKEN·Filed 1995·Granted Dec 22, 1998·19 cites·1 claims
- 2452US6642630B2Multi-output switching power source circuitNEC COMM SYSTEMS LTD·Filed 2002·Granted Nov 4, 2003·10 cites·12 claims
- 2551US5582803AElectrically heated catalytic apparatusTOYOTA MOTOR CO LTD·Filed 1995·Granted Dec 10, 1996·18 cites·20 claims
- 2651US4492515APump apparatusNIPPON DENSO CO·Filed 1982·Granted Jan 8, 1985·14 cites·9 claims
- 2750US4723888APump apparatusNIPPON DENSO CO·Filed 1982·Granted Feb 9, 1988·11 cites·6 claims
- 2840US2008284304A1Spark plug for internal combustion engineNIPPON SOKEN·Filed 2008·Application pending·0 cites
- 2935US8712670B2Controller for internal combustion engineSHIGENAGA MASAHIRO·Filed 2009·Granted Apr 29, 2014·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Kiyohiko Watanabe 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 →