Inventor · disambiguated record
Hiroki Doi
Also filed as: DOI HIROKI
14 granted patents·2 pending applications·796 citations·filing 2000–2023
93Inventor score
Top patents by PatentIndex Score
16 records- 0197US7716993B2Gas flow rate verification unitCKD CORP·Filed 2007·Granted May 18, 2010·474 cites·17 claims
- 0295US7353841B2Relative pressure control system and relative flow control systemCKD CORP·Filed 2005·Granted Apr 8, 2008·101 cites·14 claims
- 0391US7224591B2Charge pump DC/DC converter circuitSHARP KK·Filed 2006·Granted May 29, 2007·75 cites·17 claims
- 0486US6972602B2Power-on reset circuitSHARP KK·Filed 2004·Granted Dec 6, 2005·34 cites·8 claims
- 0584US7343926B2Liquid raw material supply unit for vaporizerCKD CORP·Filed 2007·Granted Mar 18, 2008·10 cites·7 claims
- 0683US7586299B2Power-supply semiconductor integrated circuit, power-supply semiconductor integrated circuit system, development assisting system for power-supply circuit, and program and storage medium thereforSHARP KK·Filed 2006·Granted Sep 8, 2009·14 cites·22 claims
- 0778US6913031B2Pulse shot type flow controller and pulse shot type flow controlling methodCKD CORP·Filed 2002·Granted Jul 5, 2005·43 cites·18 claims
- 0874US8104516B2Gas supply unit and gas supply systemMORIYA SHUJI·Filed 2006·Granted Jan 31, 2012·8 cites·8 claims
- 0967US6803807B2Negative voltage output charge pump circuitSHARP KK·Filed 2003·Granted Oct 12, 2004·21 cites·9 claims
- 1062US6720761B1Hall device biasing circuit and magnetism detection circuit including the sameSHARP KK·Filed 2000·Granted Apr 13, 2004·10 cites·20 claims
- 1160US7853416B2Flow rate verification failure diagnosis apparatus, flow rate verification failure diagnosis system, flow rate verification failure diagnosis method, and control program product for flow rate verification failure diagnosisCKD CORP·Filed 2008·Granted Dec 14, 2010·4 cites·6 claims
- 1251US12188566B2Four-way valve, valve unit, temperature control systemCKD CORP·Filed 2023·Granted Jan 7, 2025·0 cites·11 claims
- 1339US6400201B1Delay circuit and ring oscillator incorporating the sameSHARP KK·Filed 2001·Granted Jun 4, 2002·2 cites·28 claims
- 1439US2007295401A1Flow Path BlockCKD COROPORATION·Filed 2005·Application pending·0 cites
- 1536US2006139074A1Charge pump DC / DC converterDOI HIROKI·Filed 2005·Application pending·0 cites
- 1633US6392444B1IIL reset circuitSHARP KK·Filed 2000·Granted May 21, 2002·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →