Inventor · disambiguated record
Takao Ogawa
Also filed as: OGAWA TAKAO
27 granted patents·2 pending applications·497 citations·filing 1984–2019
97Inventor score
Top patents by PatentIndex Score
29 records- 0192US4894927AProcess for drying coated webFUJI PHOTO FILM CO LTD·Filed 1987·Granted Jan 23, 1990·46 cites·5 claims
- 0291US11611138B2Method of producing a radio frequency memberNIDEC CORP·Filed 2019·Granted Mar 21, 2023·20 cites·14 claims
- 0391US4972655AApparatus for manufacturing sealed postal mails or the like envelope assembliesISETO SHIKO KK·Filed 1989·Granted Nov 27, 1990·70 cites·4 claims
- 0483US5285483APhase synchronization circuitSEIKO EPSON CORP·Filed 1992·Granted Feb 8, 1994·41 cites·7 claims
- 0582US4682287AElectronic odometerNIPPON DENSO CO·Filed 1984·Granted Jul 21, 1987·43 cites·4 claims
- 0676US6550987B2Light shielding blade and method of manufacturing the sameNIDEC COPAL CORP·Filed 2002·Granted Apr 22, 2003·10 cites·12 claims
- 0776US6447175B1Light shielding blade and method of manufacturing the sameNIDEC COPAL CORP·Filed 2000·Granted Sep 10, 2002·17 cites·2 claims
- 0876US5644787AApparatus for controlling data transfer between external interfaces through buffer memory using table data having transfer start address transfer count and unit selection parameterSEIKO EPSON CORP·Filed 1994·Granted Jul 1, 1997·62 cites·17 claims
- 0973US6397650B1Roll stand for bar and wire rod rolling millKAWASAKI STEEL CO·Filed 2000·Granted Jun 4, 2002·8 cites·6 claims
- 1071US6405573B1Wire rod rolling lineKAWASAKI STEEL CO·Filed 2000·Granted Jun 18, 2002·6 cites·3 claims
- 1164US5192485AContinuous annealing line having carburizing/nitriding furnaceKAWASAKI STEEL CO·Filed 1991·Granted Mar 9, 1993·13 cites·4 claims
- 1259US6818287B1Light shielding blade material for optical apparatusNIDEC COPAL CORP·Filed 1999·Granted Nov 16, 2004·25 cites·6 claims
- 1358US5832308AApparatus for controlling data transfer between external interfaces through buffer memory using a FIFO, an empty signal, and a full signalSEIKO EPSON CORP·Filed 1997·Granted Nov 3, 1998·31 cites·6 claims
- 1456US6741094B2Electronic apparatus test circuitSEIKO EPSON CORP·Filed 2002·Granted May 25, 2004·7 cites·7 claims
- 1556US6001465ALight shielding blade for camera made of para-orientation aromatic polyamide filmCOPAL CO LTD·Filed 1998·Granted Dec 14, 1999·21 cites·7 claims
- 1654US6775245B1Data transfer control device and electronic equipmentSEIKO EPSON CORP·Filed 1999·Granted Aug 10, 2004·32 cites·37 claims
- 1754US6216518B1Method of adjusting position in bar steel rolling mill and roll position adjusting guidance apparatusKAWASAKI STEEL CO·Filed 2000·Granted Apr 17, 2001·3 cites·15 claims
- 1851US6442989B1Wire sizing rolling methodKAWASAKI STEEL CO·Filed 2000·Granted Sep 3, 2002·2 cites·6 claims
- 1951US2009226951A1Analysis method of mixed liquid in waste water treatmentOGAWA TAKAO·Filed 2006·Application pending·0 cites
- 2048US6502296B2Method of fabricating a light-shielding blade composed of beryllium-aluminum alloyCOPAL CO LTD·Filed 2001·Granted Jan 7, 2003·1 cites·2 claims
- 2146US6253592B1Rolling apparatus for bars and method for rolling barsKAWASAKI STEEL CO·Filed 2000·Granted Jul 3, 2001·2 cites·6 claims
- 2244US6935793B2Manufacturing method of light shielding blade materialNEDEC COPAL CORP·Filed 2003·Granted Aug 30, 2005·2 cites·8 claims
- 2344US2006007456A1Image signal processing deviceOGAWA TAKAO·Filed 2005·Application pending·0 cites
- 2443US7181414B1Electronic toll collection system for toll roadMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 20, 2007·15 cites·11 claims
- 2542US6578095B1Data transfer control device for transferring data among a plurality of nodes and electronic equipmentSEIKO EPSON CORP·Filed 1999·Granted Jun 10, 2003·14 cites·36 claims
- 2640US6190060B1Light-shielding blade composed of beryllium-aluminum alloy for cameraNIDEC COPAL CORP·Filed 1998·Granted Feb 20, 2001·6 cites·9 claims
- 2738US10329181B2Method for controlling aeration volume in activated sludgeOGAWA ENVIRONMENTAL RES INSTITUTE INC·Filed 2016·Granted Jun 25, 2019·0 cites·1 claims
- 2837US7212244B2Focal plane shutter apparatusNIDEC COPAL CORP·Filed 2002·Granted May 1, 2007·0 cites·7 claims
- 2936US7147389B2Focal plane shutterNIDEC COPAL CORP·Filed 2004·Granted Dec 12, 2006·0 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Takao Ogawa 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 →